Home / 36,380.75-50,198.94-20,459.39

Finding the Fourth Proportional to 36,380.75, 50,198.94 and 20,459.39

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Solution

The fourth proportional to 36,380.75, 50,198.94 and 20,459.39 is: 28,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380.75 : 50,198.94 = 20,459.39 : x
  2. Step 2: Convert to fraction form
    36,380.75/50,198.94 = 20,459.39/x
  3. Step 3: Cross multiply
    36,380.75x = 50,198.94 × 20,459.39
  4. Step 4: Simplify right side
    36,380.75x = 1,027,039,440.05
  5. Step 5: Solve for x
    x = 1,027,039,440.05/36,380.75
  6. Step 6: Final answer
    x = 28,230.30

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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.