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Finding the Fourth Proportional to 37,697.38, 56,545.50 and 12,754.96

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Solution

The fourth proportional to 37,697.38, 56,545.50 and 12,754.96 is: 19,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,697.38 : 56,545.50 = 12,754.96 : x
  2. Step 2: Convert to fraction form
    37,697.38/56,545.50 = 12,754.96/x
  3. Step 3: Cross multiply
    37,697.38x = 56,545.50 × 12,754.96
  4. Step 4: Simplify right side
    37,697.38x = 721,235,590.68
  5. Step 5: Solve for x
    x = 721,235,590.68/37,697.38
  6. Step 6: Final answer
    x = 19,132.25

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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.