Home / 27,459.97-41,180.21-11,869.09

Finding the Fourth Proportional to 27,459.97, 41,180.21 and 11,869.09

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Solution

The fourth proportional to 27,459.97, 41,180.21 and 11,869.09 is: 17,799.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459.97 : 41,180.21 = 11,869.09 : x
  2. Step 2: Convert to fraction form
    27,459.97/41,180.21 = 11,869.09/x
  3. Step 3: Cross multiply
    27,459.97x = 41,180.21 × 11,869.09
  4. Step 4: Simplify right side
    27,459.97x = 488,771,353.46
  5. Step 5: Solve for x
    x = 488,771,353.46/27,459.97
  6. Step 6: Final answer
    x = 17,799.42

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1.5x scale

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.