Home / 41,912.78-62,876.94-13,834.79

Finding the Fourth Proportional to 41,912.78, 62,876.94 and 13,834.79

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Solution

The fourth proportional to 41,912.78, 62,876.94 and 13,834.79 is: 20,754.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,912.78 : 62,876.94 = 13,834.79 : x
  2. Step 2: Convert to fraction form
    41,912.78/62,876.94 = 13,834.79/x
  3. Step 3: Cross multiply
    41,912.78x = 62,876.94 × 13,834.79
  4. Step 4: Simplify right side
    41,912.78x = 869,888,894.48
  5. Step 5: Solve for x
    x = 869,888,894.48/41,912.78
  6. Step 6: Final answer
    x = 20,754.74

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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.