Home / 47,849.68-71,747.17-14,559.90

Finding the Fourth Proportional to 47,849.68, 71,747.17 and 14,559.90

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Solution

The fourth proportional to 47,849.68, 71,747.17 and 14,559.90 is: 21,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,849.68 : 71,747.17 = 14,559.90 : x
  2. Step 2: Convert to fraction form
    47,849.68/71,747.17 = 14,559.90/x
  3. Step 3: Cross multiply
    47,849.68x = 71,747.17 × 14,559.90
  4. Step 4: Simplify right side
    47,849.68x = 1,044,631,620.48
  5. Step 5: Solve for x
    x = 1,044,631,620.48/47,849.68
  6. Step 6: Final answer
    x = 21,831.53

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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.