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Finding the Fourth Proportional to 22,198.42, 33,297.63 and 6,615.64

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Solution

The fourth proportional to 22,198.42, 33,297.63 and 6,615.64 is: 9,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,198.42 : 33,297.63 = 6,615.64 : x
  2. Step 2: Convert to fraction form
    22,198.42/33,297.63 = 6,615.64/x
  3. Step 3: Cross multiply
    22,198.42x = 33,297.63 × 6,615.64
  4. Step 4: Simplify right side
    22,198.42x = 220,285,132.93
  5. Step 5: Solve for x
    x = 220,285,132.93/22,198.42
  6. Step 6: Final answer
    x = 9,923.46

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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.