Home / 31,432.61-43,375.19-17,285.46

Finding the Fourth Proportional to 31,432.61, 43,375.19 and 17,285.46

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Solution

The fourth proportional to 31,432.61, 43,375.19 and 17,285.46 is: 23,852.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,432.61 : 43,375.19 = 17,285.46 : x
  2. Step 2: Convert to fraction form
    31,432.61/43,375.19 = 17,285.46/x
  3. Step 3: Cross multiply
    31,432.61x = 43,375.19 × 17,285.46
  4. Step 4: Simplify right side
    31,432.61x = 749,760,025.31
  5. Step 5: Solve for x
    x = 749,760,025.31/31,432.61
  6. Step 6: Final answer
    x = 23,852.94

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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.