Home / 48,732.43-67,251.31-28,589.66

Finding the Fourth Proportional to 48,732.43, 67,251.31 and 28,589.66

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Solution

The fourth proportional to 48,732.43, 67,251.31 and 28,589.66 is: 39,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,732.43 : 67,251.31 = 28,589.66 : x
  2. Step 2: Convert to fraction form
    48,732.43/67,251.31 = 28,589.66/x
  3. Step 3: Cross multiply
    48,732.43x = 67,251.31 × 28,589.66
  4. Step 4: Simplify right side
    48,732.43x = 1,922,692,087.45
  5. Step 5: Solve for x
    x = 1,922,692,087.45/48,732.43
  6. Step 6: Final answer
    x = 39,454.06

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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.