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Finding the Fourth Proportional to 41,822.44, 62,720.44 and 13,737.88

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Solution

The fourth proportional to 41,822.44, 62,720.44 and 13,737.88 is: 20,602.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,822.44 : 62,720.44 = 13,737.88 : x
  2. Step 2: Convert to fraction form
    41,822.44/62,720.44 = 13,737.88/x
  3. Step 3: Cross multiply
    41,822.44x = 62,720.44 × 13,737.88
  4. Step 4: Simplify right side
    41,822.44x = 861,645,878.27
  5. Step 5: Solve for x
    x = 861,645,878.27/41,822.44
  6. Step 6: Final answer
    x = 20,602.48

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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.