Home / 41,311.92-61,971.96-13,224.90

Finding the Fourth Proportional to 41,311.92, 61,971.96 and 13,224.90

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Solution

The fourth proportional to 41,311.92, 61,971.96 and 13,224.90 is: 19,838.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,311.92 : 61,971.96 = 13,224.90 : x
  2. Step 2: Convert to fraction form
    41,311.92/61,971.96 = 13,224.90/x
  3. Step 3: Cross multiply
    41,311.92x = 61,971.96 × 13,224.90
  4. Step 4: Simplify right side
    41,311.92x = 819,572,973.80
  5. Step 5: Solve for x
    x = 819,572,973.80/41,311.92
  6. Step 6: Final answer
    x = 19,838.66

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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.