Home / 36,205.68-54,337.86-18,680.52

Finding the Fourth Proportional to 36,205.68, 54,337.86 and 18,680.52

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Solution

The fourth proportional to 36,205.68, 54,337.86 and 18,680.52 is: 28,035.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,205.68 : 54,337.86 = 18,680.52 : x
  2. Step 2: Convert to fraction form
    36,205.68/54,337.86 = 18,680.52/x
  3. Step 3: Cross multiply
    36,205.68x = 54,337.86 × 18,680.52
  4. Step 4: Simplify right side
    36,205.68x = 1,015,059,480.49
  5. Step 5: Solve for x
    x = 1,015,059,480.49/36,205.68
  6. Step 6: Final answer
    x = 28,035.92

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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.