Home / 47,469.38-71,179.16-19,373.72

Finding the Fourth Proportional to 47,469.38, 71,179.16 and 19,373.72

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Solution

The fourth proportional to 47,469.38, 71,179.16 and 19,373.72 is: 29,050.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,469.38 : 71,179.16 = 19,373.72 : x
  2. Step 2: Convert to fraction form
    47,469.38/71,179.16 = 19,373.72/x
  3. Step 3: Cross multiply
    47,469.38x = 71,179.16 × 19,373.72
  4. Step 4: Simplify right side
    47,469.38x = 1,379,004,662.91
  5. Step 5: Solve for x
    x = 1,379,004,662.91/47,469.38
  6. Step 6: Final answer
    x = 29,050.41

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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.