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Finding the Fourth Proportional to 22,800.89, 34,239.17 and 14,091.17

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Solution

The fourth proportional to 22,800.89, 34,239.17 and 14,091.17 is: 21,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,800.89 : 34,239.17 = 14,091.17 : x
  2. Step 2: Convert to fraction form
    22,800.89/34,239.17 = 14,091.17/x
  3. Step 3: Cross multiply
    22,800.89x = 34,239.17 × 14,091.17
  4. Step 4: Simplify right side
    22,800.89x = 482,469,723.48
  5. Step 5: Solve for x
    x = 482,469,723.48/22,800.89
  6. Step 6: Final answer
    x = 21,160.13

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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.