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Finding the Fourth Proportional to 22,163.08, 33,244.88 and 7,372

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Solution

The fourth proportional to 22,163.08, 33,244.88 and 7,372 is: 11,058.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,163.08 : 33,244.88 = 7,372 : x
  2. Step 2: Convert to fraction form
    22,163.08/33,244.88 = 7,372/x
  3. Step 3: Cross multiply
    22,163.08x = 33,244.88 × 7,372
  4. Step 4: Simplify right side
    22,163.08x = 245,081,255.36
  5. Step 5: Solve for x
    x = 245,081,255.36/22,163.08
  6. Step 6: Final answer
    x = 11,058.09

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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.