Home / 33,546.11-50,343.32-12,489.08

Finding the Fourth Proportional to 33,546.11, 50,343.32 and 12,489.08

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Solution

The fourth proportional to 33,546.11, 50,343.32 and 12,489.08 is: 18,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,546.11 : 50,343.32 = 12,489.08 : x
  2. Step 2: Convert to fraction form
    33,546.11/50,343.32 = 12,489.08/x
  3. Step 3: Cross multiply
    33,546.11x = 50,343.32 × 12,489.08
  4. Step 4: Simplify right side
    33,546.11x = 628,741,530.45
  5. Step 5: Solve for x
    x = 628,741,530.45/33,546.11
  6. Step 6: Final answer
    x = 18,742.61

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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.