Home / 15,608.97-23,392.80-8,198.28

Finding the Fourth Proportional to 15,608.97, 23,392.80 and 8,198.28

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Solution

The fourth proportional to 15,608.97, 23,392.80 and 8,198.28 is: 12,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,608.97 : 23,392.80 = 8,198.28 : x
  2. Step 2: Convert to fraction form
    15,608.97/23,392.80 = 8,198.28/x
  3. Step 3: Cross multiply
    15,608.97x = 23,392.80 × 8,198.28
  4. Step 4: Simplify right side
    15,608.97x = 191,780,724.38
  5. Step 5: Solve for x
    x = 191,780,724.38/15,608.97
  6. Step 6: Final answer
    x = 12,286.57

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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.