Home / 52,634.97-72,635.38-28,761.09

Finding the Fourth Proportional to 52,634.97, 72,635.38 and 28,761.09

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Solution

The fourth proportional to 52,634.97, 72,635.38 and 28,761.09 is: 39,689.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,634.97 : 72,635.38 = 28,761.09 : x
  2. Step 2: Convert to fraction form
    52,634.97/72,635.38 = 28,761.09/x
  3. Step 3: Cross multiply
    52,634.97x = 72,635.38 × 28,761.09
  4. Step 4: Simplify right side
    52,634.97x = 2,089,072,557.56
  5. Step 5: Solve for x
    x = 2,089,072,557.56/52,634.97
  6. Step 6: Final answer
    x = 39,689.83

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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.