Home / 51,825.60-71,517.60-29,165.04

Finding the Fourth Proportional to 51,825.60, 71,517.60 and 29,165.04

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Solution

The fourth proportional to 51,825.60, 71,517.60 and 29,165.04 is: 40,246.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,825.60 : 71,517.60 = 29,165.04 : x
  2. Step 2: Convert to fraction form
    51,825.60/71,517.60 = 29,165.04/x
  3. Step 3: Cross multiply
    51,825.60x = 71,517.60 × 29,165.04
  4. Step 4: Simplify right side
    51,825.60x = 2,085,813,664.70
  5. Step 5: Solve for x
    x = 2,085,813,664.70/51,825.60
  6. Step 6: Final answer
    x = 40,246.78

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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.