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Finding the Fourth Proportional to 41,892.88, 62,819.56 and 15,220.07

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Solution

The fourth proportional to 41,892.88, 62,819.56 and 15,220.07 is: 22,822.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,892.88 : 62,819.56 = 15,220.07 : x
  2. Step 2: Convert to fraction form
    41,892.88/62,819.56 = 15,220.07/x
  3. Step 3: Cross multiply
    41,892.88x = 62,819.56 × 15,220.07
  4. Step 4: Simplify right side
    41,892.88x = 956,118,100.57
  5. Step 5: Solve for x
    x = 956,118,100.57/41,892.88
  6. Step 6: Final answer
    x = 22,822.93

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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.