Home / 49,260.44-67,979.48-28,039.71

Finding the Fourth Proportional to 49,260.44, 67,979.48 and 28,039.71

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Solution

The fourth proportional to 49,260.44, 67,979.48 and 28,039.71 is: 38,694.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,260.44 : 67,979.48 = 28,039.71 : x
  2. Step 2: Convert to fraction form
    49,260.44/67,979.48 = 28,039.71/x
  3. Step 3: Cross multiply
    49,260.44x = 67,979.48 × 28,039.71
  4. Step 4: Simplify right side
    49,260.44x = 1,906,124,635.35
  5. Step 5: Solve for x
    x = 1,906,124,635.35/49,260.44
  6. Step 6: Final answer
    x = 38,694.84

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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.