Home / 36,201.64-49,958.12-20,286.09

Finding the Fourth Proportional to 36,201.64, 49,958.12 and 20,286.09

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Solution

The fourth proportional to 36,201.64, 49,958.12 and 20,286.09 is: 27,994.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,201.64 : 49,958.12 = 20,286.09 : x
  2. Step 2: Convert to fraction form
    36,201.64/49,958.12 = 20,286.09/x
  3. Step 3: Cross multiply
    36,201.64x = 49,958.12 × 20,286.09
  4. Step 4: Simplify right side
    36,201.64x = 1,013,454,567.33
  5. Step 5: Solve for x
    x = 1,013,454,567.33/36,201.64
  6. Step 6: Final answer
    x = 27,994.71

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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.