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Finding the Fourth Proportional to 22,238.68, 33,358 and 10,545.52

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Solution

The fourth proportional to 22,238.68, 33,358 and 10,545.52 is: 15,818.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,238.68 : 33,358 = 10,545.52 : x
  2. Step 2: Convert to fraction form
    22,238.68/33,358 = 10,545.52/x
  3. Step 3: Cross multiply
    22,238.68x = 33,358 × 10,545.52
  4. Step 4: Simplify right side
    22,238.68x = 351,777,456.16
  5. Step 5: Solve for x
    x = 351,777,456.16/22,238.68
  6. Step 6: Final answer
    x = 15,818.27

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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.