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Finding the Fourth Proportional to 52,626.89, 72,625.17 and 29,965.89

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Solution

The fourth proportional to 52,626.89, 72,625.17 and 29,965.89 is: 41,352.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.89 : 72,625.17 = 29,965.89 : x
  2. Step 2: Convert to fraction form
    52,626.89/72,625.17 = 29,965.89/x
  3. Step 3: Cross multiply
    52,626.89x = 72,625.17 × 29,965.89
  4. Step 4: Simplify right side
    52,626.89x = 2,176,277,583.11
  5. Step 5: Solve for x
    x = 2,176,277,583.11/52,626.89
  6. Step 6: Final answer
    x = 41,352.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.