Question

8. If 28, 42 and y are in continued proportion, find y.​

Answer 1

Answer:

56

Step-by-step explanation:

common difference is 14

Answer 2

Answer:

If b is a continued proportional between a and c then b^2 = ac

Here, a= 42,b=28 and c=y

b^2=ac

28 ×28=42×y

y =28×28×1/42

y=18.33