Home / 41,709.15-62,564.76-12,127.28

Finding the Fourth Proportional to 41,709.15, 62,564.76 and 12,127.28

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Solution

The fourth proportional to 41,709.15, 62,564.76 and 12,127.28 is: 18,191.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,709.15 : 62,564.76 = 12,127.28 : x
  2. Step 2: Convert to fraction form
    41,709.15/62,564.76 = 12,127.28/x
  3. Step 3: Cross multiply
    41,709.15x = 62,564.76 × 12,127.28
  4. Step 4: Simplify right side
    41,709.15x = 758,740,049.83
  5. Step 5: Solve for x
    x = 758,740,049.83/41,709.15
  6. Step 6: Final answer
    x = 18,191.21

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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.