Question about waist measurements

Georgia

So I read that a typical models measurements are 34-24-34, so I was wondering if my measurements are 32-26-31, should I try to drop to a 21 inch waist to get that hourglass shape? Any advice if possible?

Weight: 122 lb

Height: 5'4"

Ribs: 32 inches

Waist 26 inches

Hips: 31 inches

Forearm: 9 inches

Wrist: 6 inches