Home / 15,451.44-23,161.32-8,863.92

Finding the Fourth Proportional to 15,451.44, 23,161.32 and 8,863.92

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Solution

The fourth proportional to 15,451.44, 23,161.32 and 8,863.92 is: 13,286.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451.44 : 23,161.32 = 8,863.92 : x
  2. Step 2: Convert to fraction form
    15,451.44/23,161.32 = 8,863.92/x
  3. Step 3: Cross multiply
    15,451.44x = 23,161.32 × 8,863.92
  4. Step 4: Simplify right side
    15,451.44x = 205,300,087.57
  5. Step 5: Solve for x
    x = 205,300,087.57/15,451.44
  6. Step 6: Final answer
    x = 13,286.79

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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.