Home / 44,998.20-67,497.30-18,721.80

Finding the Fourth Proportional to 44,998.20, 67,497.30 and 18,721.80

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Solution

The fourth proportional to 44,998.20, 67,497.30 and 18,721.80 is: 28,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,998.20 : 67,497.30 = 18,721.80 : x
  2. Step 2: Convert to fraction form
    44,998.20/67,497.30 = 18,721.80/x
  3. Step 3: Cross multiply
    44,998.20x = 67,497.30 × 18,721.80
  4. Step 4: Simplify right side
    44,998.20x = 1,263,670,951.14
  5. Step 5: Solve for x
    x = 1,263,670,951.14/44,998.20
  6. Step 6: Final answer
    x = 28,082.70

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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.