Home / 26,853.20-40,274.04-8,375.12

Finding the Fourth Proportional to 26,853.20, 40,274.04 and 8,375.12

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Solution

The fourth proportional to 26,853.20, 40,274.04 and 8,375.12 is: 12,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.20 : 40,274.04 = 8,375.12 : x
  2. Step 2: Convert to fraction form
    26,853.20/40,274.04 = 8,375.12/x
  3. Step 3: Cross multiply
    26,853.20x = 40,274.04 × 8,375.12
  4. Step 4: Simplify right side
    26,853.20x = 337,299,917.88
  5. Step 5: Solve for x
    x = 337,299,917.88/26,853.20
  6. Step 6: Final answer
    x = 12,560.88

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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.