Home / 27,871.24-41,809.68-8,150.16

Finding the Fourth Proportional to 27,871.24, 41,809.68 and 8,150.16

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Solution

The fourth proportional to 27,871.24, 41,809.68 and 8,150.16 is: 12,226.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,871.24 : 41,809.68 = 8,150.16 : x
  2. Step 2: Convert to fraction form
    27,871.24/41,809.68 = 8,150.16/x
  3. Step 3: Cross multiply
    27,871.24x = 41,809.68 × 8,150.16
  4. Step 4: Simplify right side
    27,871.24x = 340,755,581.55
  5. Step 5: Solve for x
    x = 340,755,581.55/27,871.24
  6. Step 6: Final answer
    x = 12,226.06

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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.