Home / 29,667.38-40,939.43-16,236.05

Finding the Fourth Proportional to 29,667.38, 40,939.43 and 16,236.05

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Solution

The fourth proportional to 29,667.38, 40,939.43 and 16,236.05 is: 22,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,667.38 : 40,939.43 = 16,236.05 : x
  2. Step 2: Convert to fraction form
    29,667.38/40,939.43 = 16,236.05/x
  3. Step 3: Cross multiply
    29,667.38x = 40,939.43 × 16,236.05
  4. Step 4: Simplify right side
    29,667.38x = 664,694,346.57
  5. Step 5: Solve for x
    x = 664,694,346.57/29,667.38
  6. Step 6: Final answer
    x = 22,404.89

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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.