Question

⦁ calcula los términos que falta para formar las proporciones


a) 18/24=30/x b) 4/1600 = 17/x c) 5/38000 = 2/x d) 8/400 = 35/x
ayuda este no lo entiendo

Answer 1

18/24 = 30/x

x * 18 = 24 * 30

18x = 720

x = 720/18

x = 40

4/1600 = 17/x

x * 4 = 1600 * 17

4x = 27200

x = 27200/4

x = 6800

5/38000 = 2/x

5 * x = 38000 * 2

5x = 76000

x = 76000/5

x = 15200

8/400 = 35/x

1/50 = 35/x

x = 50 * 35

x = 1750