Home / 52,086.60-71,874.36-29,112.12

Finding the Fourth Proportional to 52,086.60, 71,874.36 and 29,112.12

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Solution

The fourth proportional to 52,086.60, 71,874.36 and 29,112.12 is: 40,171.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,086.60 : 71,874.36 = 29,112.12 : x
  2. Step 2: Convert to fraction form
    52,086.60/71,874.36 = 29,112.12/x
  3. Step 3: Cross multiply
    52,086.60x = 71,874.36 × 29,112.12
  4. Step 4: Simplify right side
    52,086.60x = 2,092,414,993.24
  5. Step 5: Solve for x
    x = 2,092,414,993.24/52,086.60
  6. Step 6: Final answer
    x = 40,171.85

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1.5x scale

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.