US size 12, UK size 16
A size 4 would be about 26 inches. Generally you can add 21 or 22 to the dress size (4, 6, 7) and end up with the waist size in inches. Keep in mind that not every size 4 fits the same but they are similar.
In America a 23 inch waist equal size zero.
The UK size 16 is a 33-35" waist
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The waist measurement of a size eighteen dress is ninety-three centimeters or 36.5 inches. The bust size of a size 18 dress is 109 centimeters or forty-three inches.
Your waist should be roughly half of your height so your waist size should be 30"-32".
40 inch is the waist measurement.
UK 8 = 25" - 26"
40 inch
The measurements for a US size 4 women's dress are 34.5 inches for the bust and 27 inches for the waist. The hip measurement is 37 inches.
The waist measurement for women's size 0 American Eagle jeans is 24.5 inches. This is based off the international size chart on the American Eagle website.