Home / 31,443.20-43,391.52-17,295.94

Finding the Fourth Proportional to 31,443.20, 43,391.52 and 17,295.94

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Solution

The fourth proportional to 31,443.20, 43,391.52 and 17,295.94 is: 23,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,443.20 : 43,391.52 = 17,295.94 : x
  2. Step 2: Convert to fraction form
    31,443.20/43,391.52 = 17,295.94/x
  3. Step 3: Cross multiply
    31,443.20x = 43,391.52 × 17,295.94
  4. Step 4: Simplify right side
    31,443.20x = 750,497,017.95
  5. Step 5: Solve for x
    x = 750,497,017.95/31,443.20
  6. Step 6: Final answer
    x = 23,868.34

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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.