Home / 27,869.92-41,809.08-8,146

Finding the Fourth Proportional to 27,869.92, 41,809.08 and 8,146

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Solution

The fourth proportional to 27,869.92, 41,809.08 and 8,146 is: 12,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.92 : 41,809.08 = 8,146 : x
  2. Step 2: Convert to fraction form
    27,869.92/41,809.08 = 8,146/x
  3. Step 3: Cross multiply
    27,869.92x = 41,809.08 × 8,146
  4. Step 4: Simplify right side
    27,869.92x = 340,576,765.68
  5. Step 5: Solve for x
    x = 340,576,765.68/27,869.92
  6. Step 6: Final answer
    x = 12,220.23

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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.