Home / 47,658.31-71,440.98-22,691.65

Finding the Fourth Proportional to 47,658.31, 71,440.98 and 22,691.65

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Solution

The fourth proportional to 47,658.31, 71,440.98 and 22,691.65 is: 34,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.31 : 71,440.98 = 22,691.65 : x
  2. Step 2: Convert to fraction form
    47,658.31/71,440.98 = 22,691.65/x
  3. Step 3: Cross multiply
    47,658.31x = 71,440.98 × 22,691.65
  4. Step 4: Simplify right side
    47,658.31x = 1,621,113,803.12
  5. Step 5: Solve for x
    x = 1,621,113,803.12/47,658.31
  6. Step 6: Final answer
    x = 34,015.34

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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.