Home / 27,906.12-41,865.84-9,186.48

Finding the Fourth Proportional to 27,906.12, 41,865.84 and 9,186.48

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Solution

The fourth proportional to 27,906.12, 41,865.84 and 9,186.48 is: 13,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,906.12 : 41,865.84 = 9,186.48 : x
  2. Step 2: Convert to fraction form
    27,906.12/41,865.84 = 9,186.48/x
  3. Step 3: Cross multiply
    27,906.12x = 41,865.84 × 9,186.48
  4. Step 4: Simplify right side
    27,906.12x = 384,599,701.84
  5. Step 5: Solve for x
    x = 384,599,701.84/27,906.12
  6. Step 6: Final answer
    x = 13,781.91

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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.