Home / 38,227.20-57,341.76-18,502.08

Finding the Fourth Proportional to 38,227.20, 57,341.76 and 18,502.08

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Solution

The fourth proportional to 38,227.20, 57,341.76 and 18,502.08 is: 27,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,227.20 : 57,341.76 = 18,502.08 : x
  2. Step 2: Convert to fraction form
    38,227.20/57,341.76 = 18,502.08/x
  3. Step 3: Cross multiply
    38,227.20x = 57,341.76 × 18,502.08
  4. Step 4: Simplify right side
    38,227.20x = 1,060,941,830.86
  5. Step 5: Solve for x
    x = 1,060,941,830.86/38,227.20
  6. Step 6: Final answer
    x = 27,753.58

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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.