Home / 41,764.78-62,640.69-12,179.53

Finding the Fourth Proportional to 41,764.78, 62,640.69 and 12,179.53

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Solution

The fourth proportional to 41,764.78, 62,640.69 and 12,179.53 is: 18,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,764.78 : 62,640.69 = 12,179.53 : x
  2. Step 2: Convert to fraction form
    41,764.78/62,640.69 = 12,179.53/x
  3. Step 3: Cross multiply
    41,764.78x = 62,640.69 × 12,179.53
  4. Step 4: Simplify right side
    41,764.78x = 762,934,163.08
  5. Step 5: Solve for x
    x = 762,934,163.08/41,764.78
  6. Step 6: Final answer
    x = 18,267.41

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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.