Home / 27,791.05-38,351.35-15,044.00

Finding the Fourth Proportional to 27,791.05, 38,351.35 and 15,044.00

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Solution

The fourth proportional to 27,791.05, 38,351.35 and 15,044.00 is: 20,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,791.05 : 38,351.35 = 15,044.00 : x
  2. Step 2: Convert to fraction form
    27,791.05/38,351.35 = 15,044.00/x
  3. Step 3: Cross multiply
    27,791.05x = 38,351.35 × 15,044.00
  4. Step 4: Simplify right side
    27,791.05x = 576,957,622.63
  5. Step 5: Solve for x
    x = 576,957,622.63/27,791.05
  6. Step 6: Final answer
    x = 20,760.56

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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.