Home / 52,082.40-71,878.14-29,425.54

Finding the Fourth Proportional to 52,082.40, 71,878.14 and 29,425.54

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Solution

The fourth proportional to 52,082.40, 71,878.14 and 29,425.54 is: 40,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,082.40 : 71,878.14 = 29,425.54 : x
  2. Step 2: Convert to fraction form
    52,082.40/71,878.14 = 29,425.54/x
  3. Step 3: Cross multiply
    52,082.40x = 71,878.14 × 29,425.54
  4. Step 4: Simplify right side
    52,082.40x = 2,115,053,083.70
  5. Step 5: Solve for x
    x = 2,115,053,083.70/52,082.40
  6. Step 6: Final answer
    x = 40,609.75

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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.