Home / 54,269.92-81,339.26-27,960.30

Finding the Fourth Proportional to 54,269.92, 81,339.26 and 27,960.30

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Solution

The fourth proportional to 54,269.92, 81,339.26 and 27,960.30 is: 41,906.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,269.92 : 81,339.26 = 27,960.30 : x
  2. Step 2: Convert to fraction form
    54,269.92/81,339.26 = 27,960.30/x
  3. Step 3: Cross multiply
    54,269.92x = 81,339.26 × 27,960.30
  4. Step 4: Simplify right side
    54,269.92x = 2,274,270,111.38
  5. Step 5: Solve for x
    x = 2,274,270,111.38/54,269.92
  6. Step 6: Final answer
    x = 41,906.64

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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.