Home / 27,659.67-41,491.89-11,865.42

Finding the Fourth Proportional to 27,659.67, 41,491.89 and 11,865.42

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Solution

The fourth proportional to 27,659.67, 41,491.89 and 11,865.42 is: 17,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.67 : 41,491.89 = 11,865.42 : x
  2. Step 2: Convert to fraction form
    27,659.67/41,491.89 = 11,865.42/x
  3. Step 3: Cross multiply
    27,659.67x = 41,491.89 × 11,865.42
  4. Step 4: Simplify right side
    27,659.67x = 492,318,701.44
  5. Step 5: Solve for x
    x = 492,318,701.44/27,659.67
  6. Step 6: Final answer
    x = 17,799.15

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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.