Home / 36,103.16-54,163.96-13,910.56

Finding the Fourth Proportional to 36,103.16, 54,163.96 and 13,910.56

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Solution

The fourth proportional to 36,103.16, 54,163.96 and 13,910.56 is: 20,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,103.16 : 54,163.96 = 13,910.56 : x
  2. Step 2: Convert to fraction form
    36,103.16/54,163.96 = 13,910.56/x
  3. Step 3: Cross multiply
    36,103.16x = 54,163.96 × 13,910.56
  4. Step 4: Simplify right side
    36,103.16x = 753,451,015.42
  5. Step 5: Solve for x
    x = 753,451,015.42/36,103.16
  6. Step 6: Final answer
    x = 20,869.39

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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.