Home / 49,153.97-73,731.22-12,217.97

Finding the Fourth Proportional to 49,153.97, 73,731.22 and 12,217.97

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Solution

The fourth proportional to 49,153.97, 73,731.22 and 12,217.97 is: 18,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,153.97 : 73,731.22 = 12,217.97 : x
  2. Step 2: Convert to fraction form
    49,153.97/73,731.22 = 12,217.97/x
  3. Step 3: Cross multiply
    49,153.97x = 73,731.22 × 12,217.97
  4. Step 4: Simplify right side
    49,153.97x = 900,845,780.04
  5. Step 5: Solve for x
    x = 900,845,780.04/49,153.97
  6. Step 6: Final answer
    x = 18,327.02

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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.