Home / 53,839.28-74,297.64-29,965.60

Finding the Fourth Proportional to 53,839.28, 74,297.64 and 29,965.60

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Solution

The fourth proportional to 53,839.28, 74,297.64 and 29,965.60 is: 41,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,839.28 : 74,297.64 = 29,965.60 : x
  2. Step 2: Convert to fraction form
    53,839.28/74,297.64 = 29,965.60/x
  3. Step 3: Cross multiply
    53,839.28x = 74,297.64 × 29,965.60
  4. Step 4: Simplify right side
    53,839.28x = 2,226,373,361.18
  5. Step 5: Solve for x
    x = 2,226,373,361.18/53,839.28
  6. Step 6: Final answer
    x = 41,352.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.