Home / 27,824.88-41,743.80-9,105.84

Finding the Fourth Proportional to 27,824.88, 41,743.80 and 9,105.84

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Solution

The fourth proportional to 27,824.88, 41,743.80 and 9,105.84 is: 13,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.88 : 41,743.80 = 9,105.84 : x
  2. Step 2: Convert to fraction form
    27,824.88/41,743.80 = 9,105.84/x
  3. Step 3: Cross multiply
    27,824.88x = 41,743.80 × 9,105.84
  4. Step 4: Simplify right side
    27,824.88x = 380,112,363.79
  5. Step 5: Solve for x
    x = 380,112,363.79/27,824.88
  6. Step 6: Final answer
    x = 13,660.88

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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.