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Finding the Fourth Proportional to 22,166.82, 33,239.16 and 7,370.55

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Solution

The fourth proportional to 22,166.82, 33,239.16 and 7,370.55 is: 11,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.82 : 33,239.16 = 7,370.55 : x
  2. Step 2: Convert to fraction form
    22,166.82/33,239.16 = 7,370.55/x
  3. Step 3: Cross multiply
    22,166.82x = 33,239.16 × 7,370.55
  4. Step 4: Simplify right side
    22,166.82x = 244,990,890.74
  5. Step 5: Solve for x
    x = 244,990,890.74/22,166.82
  6. Step 6: Final answer
    x = 11,052.14

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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.