Home / 44,930.70-67,396.04-13,761.90

Finding the Fourth Proportional to 44,930.70, 67,396.04 and 13,761.90

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Solution

The fourth proportional to 44,930.70, 67,396.04 and 13,761.90 is: 20,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,930.70 : 67,396.04 = 13,761.90 : x
  2. Step 2: Convert to fraction form
    44,930.70/67,396.04 = 13,761.90/x
  3. Step 3: Cross multiply
    44,930.70x = 67,396.04 × 13,761.90
  4. Step 4: Simplify right side
    44,930.70x = 927,497,562.88
  5. Step 5: Solve for x
    x = 927,497,562.88/44,930.70
  6. Step 6: Final answer
    x = 20,642.85

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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.