Home / 47,380.68-71,009.39-19,267.97

Finding the Fourth Proportional to 47,380.68, 71,009.39 and 19,267.97

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Solution

The fourth proportional to 47,380.68, 71,009.39 and 19,267.97 is: 28,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,380.68 : 71,009.39 = 19,267.97 : x
  2. Step 2: Convert to fraction form
    47,380.68/71,009.39 = 19,267.97/x
  3. Step 3: Cross multiply
    47,380.68x = 71,009.39 × 19,267.97
  4. Step 4: Simplify right side
    47,380.68x = 1,368,206,344.85
  5. Step 5: Solve for x
    x = 1,368,206,344.85/47,380.68
  6. Step 6: Final answer
    x = 28,876.88

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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.