Home / 31,342.49-43,253.76-17,195.75

Finding the Fourth Proportional to 31,342.49, 43,253.76 and 17,195.75

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Solution

The fourth proportional to 31,342.49, 43,253.76 and 17,195.75 is: 23,730.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,342.49 : 43,253.76 = 17,195.75 : x
  2. Step 2: Convert to fraction form
    31,342.49/43,253.76 = 17,195.75/x
  3. Step 3: Cross multiply
    31,342.49x = 43,253.76 × 17,195.75
  4. Step 4: Simplify right side
    31,342.49x = 743,780,843.52
  5. Step 5: Solve for x
    x = 743,780,843.52/31,342.49
  6. Step 6: Final answer
    x = 23,730.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.