Home / 38,479.52-57,717.92-14,780.96

Finding the Fourth Proportional to 38,479.52, 57,717.92 and 14,780.96

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Solution

The fourth proportional to 38,479.52, 57,717.92 and 14,780.96 is: 22,170.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,479.52 : 57,717.92 = 14,780.96 : x
  2. Step 2: Convert to fraction form
    38,479.52/57,717.92 = 14,780.96/x
  3. Step 3: Cross multiply
    38,479.52x = 57,717.92 × 14,780.96
  4. Step 4: Simplify right side
    38,479.52x = 853,126,266.80
  5. Step 5: Solve for x
    x = 853,126,266.80/38,479.52
  6. Step 6: Final answer
    x = 22,170.92

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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.