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Finding the Fourth Proportional to 36,675, 50,612.11 and 19,908

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Solution

The fourth proportional to 36,675, 50,612.11 and 19,908 is: 27,473.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675 : 50,612.11 = 19,908 : x
  2. Step 2: Convert to fraction form
    36,675/50,612.11 = 19,908/x
  3. Step 3: Cross multiply
    36,675x = 50,612.11 × 19,908
  4. Step 4: Simplify right side
    36,675x = 1,007,585,836.11
  5. Step 5: Solve for x
    x = 1,007,585,836.11/36,675
  6. Step 6: Final answer
    x = 27,473.37

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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.