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Finding the Fourth Proportional to 41,329.82, 61,985.61 and 20,248.96

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Solution

The fourth proportional to 41,329.82, 61,985.61 and 20,248.96 is: 30,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,329.82 : 61,985.61 = 20,248.96 : x
  2. Step 2: Convert to fraction form
    41,329.82/61,985.61 = 20,248.96/x
  3. Step 3: Cross multiply
    41,329.82x = 61,985.61 × 20,248.96
  4. Step 4: Simplify right side
    41,329.82x = 1,255,143,982.50
  5. Step 5: Solve for x
    x = 1,255,143,982.50/41,329.82
  6. Step 6: Final answer
    x = 30,368.97

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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.