Home / 26,857.55-40,286.34-10,213.74

Finding the Fourth Proportional to 26,857.55, 40,286.34 and 10,213.74

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Solution

The fourth proportional to 26,857.55, 40,286.34 and 10,213.74 is: 15,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.55 : 40,286.34 = 10,213.74 : x
  2. Step 2: Convert to fraction form
    26,857.55/40,286.34 = 10,213.74/x
  3. Step 3: Cross multiply
    26,857.55x = 40,286.34 × 10,213.74
  4. Step 4: Simplify right side
    26,857.55x = 411,474,202.31
  5. Step 5: Solve for x
    x = 411,474,202.31/26,857.55
  6. Step 6: Final answer
    x = 15,320.61

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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.