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Finding the Fourth Proportional to 23,991.48, 35,987.22 and 12,297.24

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Solution

The fourth proportional to 23,991.48, 35,987.22 and 12,297.24 is: 18,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.48 : 35,987.22 = 12,297.24 : x
  2. Step 2: Convert to fraction form
    23,991.48/35,987.22 = 12,297.24/x
  3. Step 3: Cross multiply
    23,991.48x = 35,987.22 × 12,297.24
  4. Step 4: Simplify right side
    23,991.48x = 442,543,481.27
  5. Step 5: Solve for x
    x = 442,543,481.27/23,991.48
  6. Step 6: Final answer
    x = 18,445.86

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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.