Home / 47,793.52-71,677.97-19,721.55

Finding the Fourth Proportional to 47,793.52, 71,677.97 and 19,721.55

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Solution

The fourth proportional to 47,793.52, 71,677.97 and 19,721.55 is: 29,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,793.52 : 71,677.97 = 19,721.55 : x
  2. Step 2: Convert to fraction form
    47,793.52/71,677.97 = 19,721.55/x
  3. Step 3: Cross multiply
    47,793.52x = 71,677.97 × 19,721.55
  4. Step 4: Simplify right side
    47,793.52x = 1,413,600,718.56
  5. Step 5: Solve for x
    x = 1,413,600,718.56/47,793.52
  6. Step 6: Final answer
    x = 29,577.25

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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.