Home / 19,732.10-29,549.55-9,331.70

Finding the Fourth Proportional to 19,732.10, 29,549.55 and 9,331.70

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Solution

The fourth proportional to 19,732.10, 29,549.55 and 9,331.70 is: 13,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.10 : 29,549.55 = 9,331.70 : x
  2. Step 2: Convert to fraction form
    19,732.10/29,549.55 = 9,331.70/x
  3. Step 3: Cross multiply
    19,732.10x = 29,549.55 × 9,331.70
  4. Step 4: Simplify right side
    19,732.10x = 275,747,535.74
  5. Step 5: Solve for x
    x = 275,747,535.74/19,732.10
  6. Step 6: Final answer
    x = 13,974.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.