Home / 27,634.25-38,135.27-15,059

Finding the Fourth Proportional to 27,634.25, 38,135.27 and 15,059

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Solution

The fourth proportional to 27,634.25, 38,135.27 and 15,059 is: 20,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.25 : 38,135.27 = 15,059 : x
  2. Step 2: Convert to fraction form
    27,634.25/38,135.27 = 15,059/x
  3. Step 3: Cross multiply
    27,634.25x = 38,135.27 × 15,059
  4. Step 4: Simplify right side
    27,634.25x = 574,279,030.93
  5. Step 5: Solve for x
    x = 574,279,030.93/27,634.25
  6. Step 6: Final answer
    x = 20,781.42

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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.