Home / 41,806.38-62,715.87-12,220.50

Finding the Fourth Proportional to 41,806.38, 62,715.87 and 12,220.50

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Solution

The fourth proportional to 41,806.38, 62,715.87 and 12,220.50 is: 18,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,806.38 : 62,715.87 = 12,220.50 : x
  2. Step 2: Convert to fraction form
    41,806.38/62,715.87 = 12,220.50/x
  3. Step 3: Cross multiply
    41,806.38x = 62,715.87 × 12,220.50
  4. Step 4: Simplify right side
    41,806.38x = 766,419,289.34
  5. Step 5: Solve for x
    x = 766,419,289.34/41,806.38
  6. Step 6: Final answer
    x = 18,332.59

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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.