Home / 18,570.92-27,863.66-8,175.38

Finding the Fourth Proportional to 18,570.92, 27,863.66 and 8,175.38

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Solution

The fourth proportional to 18,570.92, 27,863.66 and 8,175.38 is: 12,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.92 : 27,863.66 = 8,175.38 : x
  2. Step 2: Convert to fraction form
    18,570.92/27,863.66 = 8,175.38/x
  3. Step 3: Cross multiply
    18,570.92x = 27,863.66 × 8,175.38
  4. Step 4: Simplify right side
    18,570.92x = 227,795,889.81
  5. Step 5: Solve for x
    x = 227,795,889.81/18,570.92
  6. Step 6: Final answer
    x = 12,266.27

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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.