Home / 49,519.74-68,336.17-28,006.64

Finding the Fourth Proportional to 49,519.74, 68,336.17 and 28,006.64

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Solution

The fourth proportional to 49,519.74, 68,336.17 and 28,006.64 is: 38,648.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,519.74 : 68,336.17 = 28,006.64 : x
  2. Step 2: Convert to fraction form
    49,519.74/68,336.17 = 28,006.64/x
  3. Step 3: Cross multiply
    49,519.74x = 68,336.17 × 28,006.64
  4. Step 4: Simplify right side
    49,519.74x = 1,913,866,100.47
  5. Step 5: Solve for x
    x = 1,913,866,100.47/49,519.74
  6. Step 6: Final answer
    x = 38,648.55

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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.