Home / 31,949.44-47,924.16-12,234.04

Finding the Fourth Proportional to 31,949.44, 47,924.16 and 12,234.04

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Solution

The fourth proportional to 31,949.44, 47,924.16 and 12,234.04 is: 18,351.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,949.44 : 47,924.16 = 12,234.04 : x
  2. Step 2: Convert to fraction form
    31,949.44/47,924.16 = 12,234.04/x
  3. Step 3: Cross multiply
    31,949.44x = 47,924.16 × 12,234.04
  4. Step 4: Simplify right side
    31,949.44x = 586,306,090.41
  5. Step 5: Solve for x
    x = 586,306,090.41/31,949.44
  6. Step 6: Final answer
    x = 18,351.06

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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.