Home / 26,717.76-40,087.20-8,251.20

Finding the Fourth Proportional to 26,717.76, 40,087.20 and 8,251.20

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Solution

The fourth proportional to 26,717.76, 40,087.20 and 8,251.20 is: 12,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,717.76 : 40,087.20 = 8,251.20 : x
  2. Step 2: Convert to fraction form
    26,717.76/40,087.20 = 8,251.20/x
  3. Step 3: Cross multiply
    26,717.76x = 40,087.20 × 8,251.20
  4. Step 4: Simplify right side
    26,717.76x = 330,767,504.64
  5. Step 5: Solve for x
    x = 330,767,504.64/26,717.76
  6. Step 6: Final answer
    x = 12,380.06

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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.