Home / 22,781.32-34,171.77-7,198.95

Finding the Fourth Proportional to 22,781.32, 34,171.77 and 7,198.95

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Solution

The fourth proportional to 22,781.32, 34,171.77 and 7,198.95 is: 10,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.32 : 34,171.77 = 7,198.95 : x
  2. Step 2: Convert to fraction form
    22,781.32/34,171.77 = 7,198.95/x
  3. Step 3: Cross multiply
    22,781.32x = 34,171.77 × 7,198.95
  4. Step 4: Simplify right side
    22,781.32x = 246,000,863.64
  5. Step 5: Solve for x
    x = 246,000,863.64/22,781.32
  6. Step 6: Final answer
    x = 10,798.36

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1.5x scale

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.