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Finding the Fourth Proportional to 44,972.88, 67,447.56 and 13,374.44

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Solution

The fourth proportional to 44,972.88, 67,447.56 and 13,374.44 is: 20,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,972.88 : 67,447.56 = 13,374.44 : x
  2. Step 2: Convert to fraction form
    44,972.88/67,447.56 = 13,374.44/x
  3. Step 3: Cross multiply
    44,972.88x = 67,447.56 × 13,374.44
  4. Step 4: Simplify right side
    44,972.88x = 902,073,007.13
  5. Step 5: Solve for x
    x = 902,073,007.13/44,972.88
  6. Step 6: Final answer
    x = 20,058.16

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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.