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Finding the Fourth Proportional to 22,494.90, 33,736.95 and 6,912.66

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Solution

The fourth proportional to 22,494.90, 33,736.95 and 6,912.66 is: 10,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,494.90 : 33,736.95 = 6,912.66 : x
  2. Step 2: Convert to fraction form
    22,494.90/33,736.95 = 6,912.66/x
  3. Step 3: Cross multiply
    22,494.90x = 33,736.95 × 6,912.66
  4. Step 4: Simplify right side
    22,494.90x = 233,212,064.79
  5. Step 5: Solve for x
    x = 233,212,064.79/22,494.90
  6. Step 6: Final answer
    x = 10,367.33

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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.