Home / 22,344.72-33,517.12-9,187.90

Finding the Fourth Proportional to 22,344.72, 33,517.12 and 9,187.90

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Solution

The fourth proportional to 22,344.72, 33,517.12 and 9,187.90 is: 13,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,344.72 : 33,517.12 = 9,187.90 : x
  2. Step 2: Convert to fraction form
    22,344.72/33,517.12 = 9,187.90/x
  3. Step 3: Cross multiply
    22,344.72x = 33,517.12 × 9,187.90
  4. Step 4: Simplify right side
    22,344.72x = 307,951,946.85
  5. Step 5: Solve for x
    x = 307,951,946.85/22,344.72
  6. Step 6: Final answer
    x = 13,781.87

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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.