Home / 48,836.68-67,371.33-28,418.74

Finding the Fourth Proportional to 48,836.68, 67,371.33 and 28,418.74

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Solution

The fourth proportional to 48,836.68, 67,371.33 and 28,418.74 is: 39,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,836.68 : 67,371.33 = 28,418.74 : x
  2. Step 2: Convert to fraction form
    48,836.68/67,371.33 = 28,418.74/x
  3. Step 3: Cross multiply
    48,836.68x = 67,371.33 × 28,418.74
  4. Step 4: Simplify right side
    48,836.68x = 1,914,608,310.72
  5. Step 5: Solve for x
    x = 1,914,608,310.72/48,836.68
  6. Step 6: Final answer
    x = 39,204.31

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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.