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Finding the Fourth Proportional to 18,167.13, 27,251.91 and 7,073.10

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Solution

The fourth proportional to 18,167.13, 27,251.91 and 7,073.10 is: 10,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.13 : 27,251.91 = 7,073.10 : x
  2. Step 2: Convert to fraction form
    18,167.13/27,251.91 = 7,073.10/x
  3. Step 3: Cross multiply
    18,167.13x = 27,251.91 × 7,073.10
  4. Step 4: Simplify right side
    18,167.13x = 192,755,484.62
  5. Step 5: Solve for x
    x = 192,755,484.62/18,167.13
  6. Step 6: Final answer
    x = 10,610.12

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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.