Home / 18,532.83-25,564.85-11,724.73

Finding the Fourth Proportional to 18,532.83, 25,564.85 and 11,724.73

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Solution

The fourth proportional to 18,532.83, 25,564.85 and 11,724.73 is: 16,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.83 : 25,564.85 = 11,724.73 : x
  2. Step 2: Convert to fraction form
    18,532.83/25,564.85 = 11,724.73/x
  3. Step 3: Cross multiply
    18,532.83x = 25,564.85 × 11,724.73
  4. Step 4: Simplify right side
    18,532.83x = 299,741,078.44
  5. Step 5: Solve for x
    x = 299,741,078.44/18,532.83
  6. Step 6: Final answer
    x = 16,173.52

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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.