Home / 31,516.28-47,229.84-17,482.48

Finding the Fourth Proportional to 31,516.28, 47,229.84 and 17,482.48

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Solution

The fourth proportional to 31,516.28, 47,229.84 and 17,482.48 is: 26,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516.28 : 47,229.84 = 17,482.48 : x
  2. Step 2: Convert to fraction form
    31,516.28/47,229.84 = 17,482.48/x
  3. Step 3: Cross multiply
    31,516.28x = 47,229.84 × 17,482.48
  4. Step 4: Simplify right side
    31,516.28x = 825,694,733.20
  5. Step 5: Solve for x
    x = 825,694,733.20/31,516.28
  6. Step 6: Final answer
    x = 26,198.99

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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.