Home / 49,540.29-68,363.44-28,320.92

Finding the Fourth Proportional to 49,540.29, 68,363.44 and 28,320.92

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Solution

The fourth proportional to 49,540.29, 68,363.44 and 28,320.92 is: 39,081.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,540.29 : 68,363.44 = 28,320.92 : x
  2. Step 2: Convert to fraction form
    49,540.29/68,363.44 = 28,320.92/x
  3. Step 3: Cross multiply
    49,540.29x = 68,363.44 × 28,320.92
  4. Step 4: Simplify right side
    49,540.29x = 1,936,115,615.27
  5. Step 5: Solve for x
    x = 1,936,115,615.27/49,540.29
  6. Step 6: Final answer
    x = 39,081.64

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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.