Home / 27,253.72-40,891.92-14,109.04

Finding the Fourth Proportional to 27,253.72, 40,891.92 and 14,109.04

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Solution

The fourth proportional to 27,253.72, 40,891.92 and 14,109.04 is: 21,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,253.72 : 40,891.92 = 14,109.04 : x
  2. Step 2: Convert to fraction form
    27,253.72/40,891.92 = 14,109.04/x
  3. Step 3: Cross multiply
    27,253.72x = 40,891.92 × 14,109.04
  4. Step 4: Simplify right side
    27,253.72x = 576,945,734.96
  5. Step 5: Solve for x
    x = 576,945,734.96/27,253.72
  6. Step 6: Final answer
    x = 21,169.43

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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.