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Finding the Fourth Proportional to 22,168.36, 33,230.94 and 7,369.66

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Solution

The fourth proportional to 22,168.36, 33,230.94 and 7,369.66 is: 11,047.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.36 : 33,230.94 = 7,369.66 : x
  2. Step 2: Convert to fraction form
    22,168.36/33,230.94 = 7,369.66/x
  3. Step 3: Cross multiply
    22,168.36x = 33,230.94 × 7,369.66
  4. Step 4: Simplify right side
    22,168.36x = 244,900,729.28
  5. Step 5: Solve for x
    x = 244,900,729.28/22,168.36
  6. Step 6: Final answer
    x = 11,047.31

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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.