Home / 36,351.88-50,168.68-20,437.84

Finding the Fourth Proportional to 36,351.88, 50,168.68 and 20,437.84

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Solution

The fourth proportional to 36,351.88, 50,168.68 and 20,437.84 is: 28,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,351.88 : 50,168.68 = 20,437.84 : x
  2. Step 2: Convert to fraction form
    36,351.88/50,168.68 = 20,437.84/x
  3. Step 3: Cross multiply
    36,351.88x = 50,168.68 × 20,437.84
  4. Step 4: Simplify right side
    36,351.88x = 1,025,339,454.85
  5. Step 5: Solve for x
    x = 1,025,339,454.85/36,351.88
  6. Step 6: Final answer
    x = 28,205.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.