Home / 31,754.82-43,790.49-29,243.46

Finding the Fourth Proportional to 31,754.82, 43,790.49 and 29,243.46

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Solution

The fourth proportional to 31,754.82, 43,790.49 and 29,243.46 is: 40,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,754.82 : 43,790.49 = 29,243.46 : x
  2. Step 2: Convert to fraction form
    31,754.82/43,790.49 = 29,243.46/x
  3. Step 3: Cross multiply
    31,754.82x = 43,790.49 × 29,243.46
  4. Step 4: Simplify right side
    31,754.82x = 1,280,585,442.70
  5. Step 5: Solve for x
    x = 1,280,585,442.70/31,754.82
  6. Step 6: Final answer
    x = 40,327.28

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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.