Home / 27,872.91-41,783.72-12,067.97

Finding the Fourth Proportional to 27,872.91, 41,783.72 and 12,067.97

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Solution

The fourth proportional to 27,872.91, 41,783.72 and 12,067.97 is: 18,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,872.91 : 41,783.72 = 12,067.97 : x
  2. Step 2: Convert to fraction form
    27,872.91/41,783.72 = 12,067.97/x
  3. Step 3: Cross multiply
    27,872.91x = 41,783.72 × 12,067.97
  4. Step 4: Simplify right side
    27,872.91x = 504,244,410.19
  5. Step 5: Solve for x
    x = 504,244,410.19/27,872.91
  6. Step 6: Final answer
    x = 18,090.84

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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.