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Finding the Fourth Proportional to 36,624.92, 54,941.41 and 11,659.12

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Solution

The fourth proportional to 36,624.92, 54,941.41 and 11,659.12 is: 17,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,624.92 : 54,941.41 = 11,659.12 : x
  2. Step 2: Convert to fraction form
    36,624.92/54,941.41 = 11,659.12/x
  3. Step 3: Cross multiply
    36,624.92x = 54,941.41 × 11,659.12
  4. Step 4: Simplify right side
    36,624.92x = 640,568,521.54
  5. Step 5: Solve for x
    x = 640,568,521.54/36,624.92
  6. Step 6: Final answer
    x = 17,489.96

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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.