Home / 18,199.83-27,353.61-15,099.96

Finding the Fourth Proportional to 18,199.83, 27,353.61 and 15,099.96

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Solution

The fourth proportional to 18,199.83, 27,353.61 and 15,099.96 is: 22,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.83 : 27,353.61 = 15,099.96 : x
  2. Step 2: Convert to fraction form
    18,199.83/27,353.61 = 15,099.96/x
  3. Step 3: Cross multiply
    18,199.83x = 27,353.61 × 15,099.96
  4. Step 4: Simplify right side
    18,199.83x = 413,038,416.86
  5. Step 5: Solve for x
    x = 413,038,416.86/18,199.83
  6. Step 6: Final answer
    x = 22,694.63

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Half scale
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Similar ratio
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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.