Home / 36,170.39-54,259.20-12,474.82

Finding the Fourth Proportional to 36,170.39, 54,259.20 and 12,474.82

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Solution

The fourth proportional to 36,170.39, 54,259.20 and 12,474.82 is: 18,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,170.39 : 54,259.20 = 12,474.82 : x
  2. Step 2: Convert to fraction form
    36,170.39/54,259.20 = 12,474.82/x
  3. Step 3: Cross multiply
    36,170.39x = 54,259.20 × 12,474.82
  4. Step 4: Simplify right side
    36,170.39x = 676,873,753.34
  5. Step 5: Solve for x
    x = 676,873,753.34/36,170.39
  6. Step 6: Final answer
    x = 18,713.48

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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.