Home / 47,734.98-71,601.72-11,711.82

Finding the Fourth Proportional to 47,734.98, 71,601.72 and 11,711.82

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Solution

The fourth proportional to 47,734.98, 71,601.72 and 11,711.82 is: 17,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.98 : 71,601.72 = 11,711.82 : x
  2. Step 2: Convert to fraction form
    47,734.98/71,601.72 = 11,711.82/x
  3. Step 3: Cross multiply
    47,734.98x = 71,601.72 × 11,711.82
  4. Step 4: Simplify right side
    47,734.98x = 838,586,456.33
  5. Step 5: Solve for x
    x = 838,586,456.33/47,734.98
  6. Step 6: Final answer
    x = 17,567.55

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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.