Home / 38,474.65-57,704.68-13,508.83

Finding the Fourth Proportional to 38,474.65, 57,704.68 and 13,508.83

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Solution

The fourth proportional to 38,474.65, 57,704.68 and 13,508.83 is: 20,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474.65 : 57,704.68 = 13,508.83 : x
  2. Step 2: Convert to fraction form
    38,474.65/57,704.68 = 13,508.83/x
  3. Step 3: Cross multiply
    38,474.65x = 57,704.68 × 13,508.83
  4. Step 4: Simplify right side
    38,474.65x = 779,522,712.32
  5. Step 5: Solve for x
    x = 779,522,712.32/38,474.65
  6. Step 6: Final answer
    x = 20,260.68

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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.