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Finding the Fourth Proportional to 22,273, 33,414.62 and 7,681

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Solution

The fourth proportional to 22,273, 33,414.62 and 7,681 is: 11,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273 : 33,414.62 = 7,681 : x
  2. Step 2: Convert to fraction form
    22,273/33,414.62 = 7,681/x
  3. Step 3: Cross multiply
    22,273x = 33,414.62 × 7,681
  4. Step 4: Simplify right side
    22,273x = 256,657,696.22
  5. Step 5: Solve for x
    x = 256,657,696.22/22,273
  6. Step 6: Final answer
    x = 11,523.27

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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.