Home / 38,013.78-57,029.97-26,791.02

Finding the Fourth Proportional to 38,013.78, 57,029.97 and 26,791.02

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Solution

The fourth proportional to 38,013.78, 57,029.97 and 26,791.02 is: 40,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,013.78 : 57,029.97 = 26,791.02 : x
  2. Step 2: Convert to fraction form
    38,013.78/57,029.97 = 26,791.02/x
  3. Step 3: Cross multiply
    38,013.78x = 57,029.97 × 26,791.02
  4. Step 4: Simplify right side
    38,013.78x = 1,527,891,066.87
  5. Step 5: Solve for x
    x = 1,527,891,066.87/38,013.78
  6. Step 6: Final answer
    x = 40,193.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.