24" x 28" x 4" = 2,688 cubic inches, or 15/9 cubic feet.
If you want to use a common liquid unit to express the same volume . . .
231 cubic inches = 1 gallon
2,688 cubic inches = 11.636 gallons
34560 cubic units. The units are not specified in the question so it is not possible to be more specific.
You have to tell us the units
24 cubic feet
24 inches x 12 inches x 9 inches = 1.5 cubic feet = 11.2 US gallons, approx.
If the whole container is rectangular, then its volume is 18" x 24" x 30" = 12,960 cubic inches = 7.5 cubic feet = 56.104 gallons
34560 cubic units. The units are not specified in the question so it is not possible to be more specific.
7488 cubic units
24" x 24" x 36" = 89.8 US gallons.
You have to tell us the units
24 oz is 3/16 of a gallon. You would need 3/8 oz of product for the 24 oz mixture. Unless you have a very precise way of measuring a part of an ounce, you might be better off making the mixture in a gallon container and transferring the mixture to your 24 oz container as needed.
You are asking for volume which is found by simply multiplying the three numbers together: 30*86*24=61920 cubic inches or, converted to cubic feet: 35.8333 cubic feet
Up to 24
4.25qts
24 cubic feet
The space inside that container is 24" x 24" x 24" = 13,824 cubic inches. That's 59.844 gallons of space, whether or not there's anything in it. A gallon is not an amount of water or gasoline or anything else. It's an amount of space, just like a cubic inch or a cubic foot is.
24 inches x 12 inches x 9 inches = 1.5 cubic feet = 11.2 US gallons, approx.
24 ounces.