Home / 38,350.67-57,442.91-18,587.88

Finding the Fourth Proportional to 38,350.67, 57,442.91 and 18,587.88

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Solution

The fourth proportional to 38,350.67, 57,442.91 and 18,587.88 is: 27,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350.67 : 57,442.91 = 18,587.88 : x
  2. Step 2: Convert to fraction form
    38,350.67/57,442.91 = 18,587.88/x
  3. Step 3: Cross multiply
    38,350.67x = 57,442.91 × 18,587.88
  4. Step 4: Simplify right side
    38,350.67x = 1,067,741,824.99
  5. Step 5: Solve for x
    x = 1,067,741,824.99/38,350.67
  6. Step 6: Final answer
    x = 27,841.55

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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.