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Finding the Fourth Proportional to 29,169.72, 43,753.97 and 9,448.25

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Solution

The fourth proportional to 29,169.72, 43,753.97 and 9,448.25 is: 14,172.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,169.72 : 43,753.97 = 9,448.25 : x
  2. Step 2: Convert to fraction form
    29,169.72/43,753.97 = 9,448.25/x
  3. Step 3: Cross multiply
    29,169.72x = 43,753.97 × 9,448.25
  4. Step 4: Simplify right side
    29,169.72x = 413,398,251.90
  5. Step 5: Solve for x
    x = 413,398,251.90/29,169.72
  6. Step 6: Final answer
    x = 14,172.17

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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.