Home / 31,694.88-47,514.12-15,044.64

Finding the Fourth Proportional to 31,694.88, 47,514.12 and 15,044.64

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Solution

The fourth proportional to 31,694.88, 47,514.12 and 15,044.64 is: 22,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,694.88 : 47,514.12 = 15,044.64 : x
  2. Step 2: Convert to fraction form
    31,694.88/47,514.12 = 15,044.64/x
  3. Step 3: Cross multiply
    31,694.88x = 47,514.12 × 15,044.64
  4. Step 4: Simplify right side
    31,694.88x = 714,832,830.32
  5. Step 5: Solve for x
    x = 714,832,830.32/31,694.88
  6. Step 6: Final answer
    x = 22,553.57

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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.