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Finding the Fourth Proportional to 41,134.08, 61,704 and 20,352

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Solution

The fourth proportional to 41,134.08, 61,704 and 20,352 is: 30,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,134.08 : 61,704 = 20,352 : x
  2. Step 2: Convert to fraction form
    41,134.08/61,704 = 20,352/x
  3. Step 3: Cross multiply
    41,134.08x = 61,704 × 20,352
  4. Step 4: Simplify right side
    41,134.08x = 1,255,799,808
  5. Step 5: Solve for x
    x = 1,255,799,808/41,134.08
  6. Step 6: Final answer
    x = 30,529.42

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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.