Home / 40,951.73-61,408.76-21,244.12

Finding the Fourth Proportional to 40,951.73, 61,408.76 and 21,244.12

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Solution

The fourth proportional to 40,951.73, 61,408.76 and 21,244.12 is: 31,856.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,951.73 : 61,408.76 = 21,244.12 : x
  2. Step 2: Convert to fraction form
    40,951.73/61,408.76 = 21,244.12/x
  3. Step 3: Cross multiply
    40,951.73x = 61,408.76 × 21,244.12
  4. Step 4: Simplify right side
    40,951.73x = 1,304,575,211.92
  5. Step 5: Solve for x
    x = 1,304,575,211.92/40,951.73
  6. Step 6: Final answer
    x = 31,856.42

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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.