Home / 27,285.92-40,863.22-18,494.18

Finding the Fourth Proportional to 27,285.92, 40,863.22 and 18,494.18

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Solution

The fourth proportional to 27,285.92, 40,863.22 and 18,494.18 is: 27,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.92 : 40,863.22 = 18,494.18 : x
  2. Step 2: Convert to fraction form
    27,285.92/40,863.22 = 18,494.18/x
  3. Step 3: Cross multiply
    27,285.92x = 40,863.22 × 18,494.18
  4. Step 4: Simplify right side
    27,285.92x = 755,731,648.75
  5. Step 5: Solve for x
    x = 755,731,648.75/27,285.92
  6. Step 6: Final answer
    x = 27,696.76

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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.