Home / 48,732.68-67,251.65-28,589.90

Finding the Fourth Proportional to 48,732.68, 67,251.65 and 28,589.90

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Solution

The fourth proportional to 48,732.68, 67,251.65 and 28,589.90 is: 39,454.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,732.68 : 67,251.65 = 28,589.90 : x
  2. Step 2: Convert to fraction form
    48,732.68/67,251.65 = 28,589.90/x
  3. Step 3: Cross multiply
    48,732.68x = 67,251.65 × 28,589.90
  4. Step 4: Simplify right side
    48,732.68x = 1,922,717,948.34
  5. Step 5: Solve for x
    x = 1,922,717,948.34/48,732.68
  6. Step 6: Final answer
    x = 39,454.39

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1.5x scale

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.