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Finding the Fourth Proportional to 18,183.97, 27,275.96 and 10,027.81

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Solution

The fourth proportional to 18,183.97, 27,275.96 and 10,027.81 is: 15,041.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.97 : 27,275.96 = 10,027.81 : x
  2. Step 2: Convert to fraction form
    18,183.97/27,275.96 = 10,027.81/x
  3. Step 3: Cross multiply
    18,183.97x = 27,275.96 × 10,027.81
  4. Step 4: Simplify right side
    18,183.97x = 273,518,144.45
  5. Step 5: Solve for x
    x = 273,518,144.45/18,183.97
  6. Step 6: Final answer
    x = 15,041.72

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Similar ratio
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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.