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Finding the Fourth Proportional to 17,227.05, 25,851.51 and 7,374.62

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Solution

The fourth proportional to 17,227.05, 25,851.51 and 7,374.62 is: 11,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,227.05 : 25,851.51 = 7,374.62 : x
  2. Step 2: Convert to fraction form
    17,227.05/25,851.51 = 7,374.62/x
  3. Step 3: Cross multiply
    17,227.05x = 25,851.51 × 7,374.62
  4. Step 4: Simplify right side
    17,227.05x = 190,644,933.42
  5. Step 5: Solve for x
    x = 190,644,933.42/17,227.05
  6. Step 6: Final answer
    x = 11,066.60

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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.