Home / 22,708.20-34,067.76-7,125.82

Finding the Fourth Proportional to 22,708.20, 34,067.76 and 7,125.82

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Solution

The fourth proportional to 22,708.20, 34,067.76 and 7,125.82 is: 10,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.20 : 34,067.76 = 7,125.82 : x
  2. Step 2: Convert to fraction form
    22,708.20/34,067.76 = 7,125.82/x
  3. Step 3: Cross multiply
    22,708.20x = 34,067.76 × 7,125.82
  4. Step 4: Simplify right side
    22,708.20x = 242,760,725.56
  5. Step 5: Solve for x
    x = 242,760,725.56/22,708.20
  6. Step 6: Final answer
    x = 10,690.44

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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.