Home / 18,232.92-25,165.62-11,163.24

Finding the Fourth Proportional to 18,232.92, 25,165.62 and 11,163.24

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Solution

The fourth proportional to 18,232.92, 25,165.62 and 11,163.24 is: 15,407.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.92 : 25,165.62 = 11,163.24 : x
  2. Step 2: Convert to fraction form
    18,232.92/25,165.62 = 11,163.24/x
  3. Step 3: Cross multiply
    18,232.92x = 25,165.62 × 11,163.24
  4. Step 4: Simplify right side
    18,232.92x = 280,929,855.81
  5. Step 5: Solve for x
    x = 280,929,855.81/18,232.92
  6. Step 6: Final answer
    x = 15,407.84

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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.