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Finding the Fourth Proportional to 44,747, 67,126.98 and 13,582.28

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Solution

The fourth proportional to 44,747, 67,126.98 and 13,582.28 is: 20,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,747 : 67,126.98 = 13,582.28 : x
  2. Step 2: Convert to fraction form
    44,747/67,126.98 = 13,582.28/x
  3. Step 3: Cross multiply
    44,747x = 67,126.98 × 13,582.28
  4. Step 4: Simplify right side
    44,747x = 911,737,437.91
  5. Step 5: Solve for x
    x = 911,737,437.91/44,747
  6. Step 6: Final answer
    x = 20,375.39

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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.