Home / 33,134.78-49,694.43-21,252.62

Finding the Fourth Proportional to 33,134.78, 49,694.43 and 21,252.62

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Solution

The fourth proportional to 33,134.78, 49,694.43 and 21,252.62 is: 31,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,134.78 : 49,694.43 = 21,252.62 : x
  2. Step 2: Convert to fraction form
    33,134.78/49,694.43 = 21,252.62/x
  3. Step 3: Cross multiply
    33,134.78x = 49,694.43 × 21,252.62
  4. Step 4: Simplify right side
    33,134.78x = 1,056,136,836.91
  5. Step 5: Solve for x
    x = 1,056,136,836.91/33,134.78
  6. Step 6: Final answer
    x = 31,873.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.