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Finding the Fourth Proportional to 22,404.38, 33,606.63 and 6,609.60

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Solution

The fourth proportional to 22,404.38, 33,606.63 and 6,609.60 is: 9,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,404.38 : 33,606.63 = 6,609.60 : x
  2. Step 2: Convert to fraction form
    22,404.38/33,606.63 = 6,609.60/x
  3. Step 3: Cross multiply
    22,404.38x = 33,606.63 × 6,609.60
  4. Step 4: Simplify right side
    22,404.38x = 222,126,381.65
  5. Step 5: Solve for x
    x = 222,126,381.65/22,404.38
  6. Step 6: Final answer
    x = 9,914.42

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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.