Home / 47,908.68-66,115.92-26,687.82

Finding the Fourth Proportional to 47,908.68, 66,115.92 and 26,687.82

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Solution

The fourth proportional to 47,908.68, 66,115.92 and 26,687.82 is: 36,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.68 : 66,115.92 = 26,687.82 : x
  2. Step 2: Convert to fraction form
    47,908.68/66,115.92 = 26,687.82/x
  3. Step 3: Cross multiply
    47,908.68x = 66,115.92 × 26,687.82
  4. Step 4: Simplify right side
    47,908.68x = 1,764,489,772.09
  5. Step 5: Solve for x
    x = 1,764,489,772.09/47,908.68
  6. Step 6: Final answer
    x = 36,830.27

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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.