Home / 41,681.38-62,531.82-12,099.78

Finding the Fourth Proportional to 41,681.38, 62,531.82 and 12,099.78

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Solution

The fourth proportional to 41,681.38, 62,531.82 and 12,099.78 is: 18,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,681.38 : 62,531.82 = 12,099.78 : x
  2. Step 2: Convert to fraction form
    41,681.38/62,531.82 = 12,099.78/x
  3. Step 3: Cross multiply
    41,681.38x = 62,531.82 × 12,099.78
  4. Step 4: Simplify right side
    41,681.38x = 756,621,265.00
  5. Step 5: Solve for x
    x = 756,621,265.00/41,681.38
  6. Step 6: Final answer
    x = 18,152.50

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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.