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Finding the Fourth Proportional to 22,164.72, 33,223.68 and 7,369.68

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Solution

The fourth proportional to 22,164.72, 33,223.68 and 7,369.68 is: 11,046.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,164.72 : 33,223.68 = 7,369.68 : x
  2. Step 2: Convert to fraction form
    22,164.72/33,223.68 = 7,369.68/x
  3. Step 3: Cross multiply
    22,164.72x = 33,223.68 × 7,369.68
  4. Step 4: Simplify right side
    22,164.72x = 244,847,890.02
  5. Step 5: Solve for x
    x = 244,847,890.02/22,164.72
  6. Step 6: Final answer
    x = 11,046.74

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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.