Home / 47,443.22-71,156.76-15,849.70

Finding the Fourth Proportional to 47,443.22, 71,156.76 and 15,849.70

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Solution

The fourth proportional to 47,443.22, 71,156.76 and 15,849.70 is: 23,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,443.22 : 71,156.76 = 15,849.70 : x
  2. Step 2: Convert to fraction form
    47,443.22/71,156.76 = 15,849.70/x
  3. Step 3: Cross multiply
    47,443.22x = 71,156.76 × 15,849.70
  4. Step 4: Simplify right side
    47,443.22x = 1,127,813,298.97
  5. Step 5: Solve for x
    x = 1,127,813,298.97/47,443.22
  6. Step 6: Final answer
    x = 23,771.85

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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.