Home / 38,257.29-57,387.86-27,132.21

Finding the Fourth Proportional to 38,257.29, 57,387.86 and 27,132.21

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Solution

The fourth proportional to 38,257.29, 57,387.86 and 27,132.21 is: 40,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.29 : 57,387.86 = 27,132.21 : x
  2. Step 2: Convert to fraction form
    38,257.29/57,387.86 = 27,132.21/x
  3. Step 3: Cross multiply
    38,257.29x = 57,387.86 × 27,132.21
  4. Step 4: Simplify right side
    38,257.29x = 1,557,059,468.97
  5. Step 5: Solve for x
    x = 1,557,059,468.97/38,257.29
  6. Step 6: Final answer
    x = 40,699.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.