Home / 44,814.20-67,221.30-18,537.80

Finding the Fourth Proportional to 44,814.20, 67,221.30 and 18,537.80

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Solution

The fourth proportional to 44,814.20, 67,221.30 and 18,537.80 is: 27,806.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,814.20 : 67,221.30 = 18,537.80 : x
  2. Step 2: Convert to fraction form
    44,814.20/67,221.30 = 18,537.80/x
  3. Step 3: Cross multiply
    44,814.20x = 67,221.30 × 18,537.80
  4. Step 4: Simplify right side
    44,814.20x = 1,246,135,015.14
  5. Step 5: Solve for x
    x = 1,246,135,015.14/44,814.20
  6. Step 6: Final answer
    x = 27,806.70

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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.