Home / 18,325.43-27,452.77-10,935.80

Finding the Fourth Proportional to 18,325.43, 27,452.77 and 10,935.80

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Solution

The fourth proportional to 18,325.43, 27,452.77 and 10,935.80 is: 16,382.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.43 : 27,452.77 = 10,935.80 : x
  2. Step 2: Convert to fraction form
    18,325.43/27,452.77 = 10,935.80/x
  3. Step 3: Cross multiply
    18,325.43x = 27,452.77 × 10,935.80
  4. Step 4: Simplify right side
    18,325.43x = 300,217,837.56
  5. Step 5: Solve for x
    x = 300,217,837.56/18,325.43
  6. Step 6: Final answer
    x = 16,382.59

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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.