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Finding the Fourth Proportional to 23,995.20, 35,992.80 and 18,163.20

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Solution

The fourth proportional to 23,995.20, 35,992.80 and 18,163.20 is: 27,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,995.20 : 35,992.80 = 18,163.20 : x
  2. Step 2: Convert to fraction form
    23,995.20/35,992.80 = 18,163.20/x
  3. Step 3: Cross multiply
    23,995.20x = 35,992.80 × 18,163.20
  4. Step 4: Simplify right side
    23,995.20x = 653,744,424.96
  5. Step 5: Solve for x
    x = 653,744,424.96/23,995.20
  6. Step 6: Final answer
    x = 27,244.80

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Double 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.