Home / 52,084.95-71,876.88-29,431.28

Finding the Fourth Proportional to 52,084.95, 71,876.88 and 29,431.28

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Solution

The fourth proportional to 52,084.95, 71,876.88 and 29,431.28 is: 40,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.95 : 71,876.88 = 29,431.28 : x
  2. Step 2: Convert to fraction form
    52,084.95/71,876.88 = 29,431.28/x
  3. Step 3: Cross multiply
    52,084.95x = 71,876.88 × 29,431.28
  4. Step 4: Simplify right side
    52,084.95x = 2,115,428,221.42
  5. Step 5: Solve for x
    x = 2,115,428,221.42/52,084.95
  6. Step 6: Final answer
    x = 40,614.96

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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.