Home / 18,563.92-25,618.68-10,180.56

Finding the Fourth Proportional to 18,563.92, 25,618.68 and 10,180.56

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Solution

The fourth proportional to 18,563.92, 25,618.68 and 10,180.56 is: 14,049.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563.92 : 25,618.68 = 10,180.56 : x
  2. Step 2: Convert to fraction form
    18,563.92/25,618.68 = 10,180.56/x
  3. Step 3: Cross multiply
    18,563.92x = 25,618.68 × 10,180.56
  4. Step 4: Simplify right side
    18,563.92x = 260,812,508.86
  5. Step 5: Solve for x
    x = 260,812,508.86/18,563.92
  6. Step 6: Final answer
    x = 14,049.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.