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Finding the Fourth Proportional to 36,568.82, 50,489.40 and 34,057.40

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Solution

The fourth proportional to 36,568.82, 50,489.40 and 34,057.40 is: 47,021.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,568.82 : 50,489.40 = 34,057.40 : x
  2. Step 2: Convert to fraction form
    36,568.82/50,489.40 = 34,057.40/x
  3. Step 3: Cross multiply
    36,568.82x = 50,489.40 × 34,057.40
  4. Step 4: Simplify right side
    36,568.82x = 1,719,537,691.56
  5. Step 5: Solve for x
    x = 1,719,537,691.56/36,568.82
  6. Step 6: Final answer
    x = 47,021.96

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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.