Home / 27,899.82-41,845.10-9,180.09

Finding the Fourth Proportional to 27,899.82, 41,845.10 and 9,180.09

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Solution

The fourth proportional to 27,899.82, 41,845.10 and 9,180.09 is: 13,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,899.82 : 41,845.10 = 9,180.09 : x
  2. Step 2: Convert to fraction form
    27,899.82/41,845.10 = 9,180.09/x
  3. Step 3: Cross multiply
    27,899.82x = 41,845.10 × 9,180.09
  4. Step 4: Simplify right side
    27,899.82x = 384,141,784.06
  5. Step 5: Solve for x
    x = 384,141,784.06/27,899.82
  6. Step 6: Final answer
    x = 13,768.61

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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.