Home / 31,951.68-47,949.92-13,232.04

Finding the Fourth Proportional to 31,951.68, 47,949.92 and 13,232.04

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Solution

The fourth proportional to 31,951.68, 47,949.92 and 13,232.04 is: 19,857.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,951.68 : 47,949.92 = 13,232.04 : x
  2. Step 2: Convert to fraction form
    31,951.68/47,949.92 = 13,232.04/x
  3. Step 3: Cross multiply
    31,951.68x = 47,949.92 × 13,232.04
  4. Step 4: Simplify right side
    31,951.68x = 634,475,259.44
  5. Step 5: Solve for x
    x = 634,475,259.44/31,951.68
  6. Step 6: Final answer
    x = 19,857.34

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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.