Home / 49,171.14-67,854.15-29,028.78

Finding the Fourth Proportional to 49,171.14, 67,854.15 and 29,028.78

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Solution

The fourth proportional to 49,171.14, 67,854.15 and 29,028.78 is: 40,058.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,171.14 : 67,854.15 = 29,028.78 : x
  2. Step 2: Convert to fraction form
    49,171.14/67,854.15 = 29,028.78/x
  3. Step 3: Cross multiply
    49,171.14x = 67,854.15 × 29,028.78
  4. Step 4: Simplify right side
    49,171.14x = 1,969,723,192.44
  5. Step 5: Solve for x
    x = 1,969,723,192.44/49,171.14
  6. Step 6: Final answer
    x = 40,058.52

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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.