Home / 30,732.29-42,414.60-17,306.17

Finding the Fourth Proportional to 30,732.29, 42,414.60 and 17,306.17

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Solution

The fourth proportional to 30,732.29, 42,414.60 and 17,306.17 is: 23,884.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732.29 : 42,414.60 = 17,306.17 : x
  2. Step 2: Convert to fraction form
    30,732.29/42,414.60 = 17,306.17/x
  3. Step 3: Cross multiply
    30,732.29x = 42,414.60 × 17,306.17
  4. Step 4: Simplify right side
    30,732.29x = 734,034,278.08
  5. Step 5: Solve for x
    x = 734,034,278.08/30,732.29
  6. Step 6: Final answer
    x = 23,884.79

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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.