Home / 51,867.52-71,577.60-29,512.96

Finding the Fourth Proportional to 51,867.52, 71,577.60 and 29,512.96

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Solution

The fourth proportional to 51,867.52, 71,577.60 and 29,512.96 is: 40,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,867.52 : 71,577.60 = 29,512.96 : x
  2. Step 2: Convert to fraction form
    51,867.52/71,577.60 = 29,512.96/x
  3. Step 3: Cross multiply
    51,867.52x = 71,577.60 × 29,512.96
  4. Step 4: Simplify right side
    51,867.52x = 2,112,466,845.70
  5. Step 5: Solve for x
    x = 2,112,466,845.70/51,867.52
  6. Step 6: Final answer
    x = 40,728.13

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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.