Home / 31,556.14-43,545.22-17,760.48

Finding the Fourth Proportional to 31,556.14, 43,545.22 and 17,760.48

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Solution

The fourth proportional to 31,556.14, 43,545.22 and 17,760.48 is: 24,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,556.14 : 43,545.22 = 17,760.48 : x
  2. Step 2: Convert to fraction form
    31,556.14/43,545.22 = 17,760.48/x
  3. Step 3: Cross multiply
    31,556.14x = 43,545.22 × 17,760.48
  4. Step 4: Simplify right side
    31,556.14x = 773,383,791.18
  5. Step 5: Solve for x
    x = 773,383,791.18/31,556.14
  6. Step 6: Final answer
    x = 24,508.19

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1.5x scale

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.