Home / 47,446.62-71,177.31-15,846.90

Finding the Fourth Proportional to 47,446.62, 71,177.31 and 15,846.90

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Solution

The fourth proportional to 47,446.62, 71,177.31 and 15,846.90 is: 23,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,446.62 : 71,177.31 = 15,846.90 : x
  2. Step 2: Convert to fraction form
    47,446.62/71,177.31 = 15,846.90/x
  3. Step 3: Cross multiply
    47,446.62x = 71,177.31 × 15,846.90
  4. Step 4: Simplify right side
    47,446.62x = 1,127,939,713.84
  5. Step 5: Solve for x
    x = 1,127,939,713.84/47,446.62
  6. Step 6: Final answer
    x = 23,772.81

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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.