Home / 38,481.27-57,727.68-13,516.92

Finding the Fourth Proportional to 38,481.27, 57,727.68 and 13,516.92

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Solution

The fourth proportional to 38,481.27, 57,727.68 and 13,516.92 is: 20,277.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,481.27 : 57,727.68 = 13,516.92 : x
  2. Step 2: Convert to fraction form
    38,481.27/57,727.68 = 13,516.92/x
  3. Step 3: Cross multiply
    38,481.27x = 57,727.68 × 13,516.92
  4. Step 4: Simplify right side
    38,481.27x = 780,300,432.35
  5. Step 5: Solve for x
    x = 780,300,432.35/38,481.27
  6. Step 6: Final answer
    x = 20,277.41

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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.