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Finding the Fourth Proportional to 25,286, 37,929 and 6,818

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Solution

The fourth proportional to 25,286, 37,929 and 6,818 is: 10,227

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286 : 37,929 = 6,818 : x
  2. Step 2: Convert to fraction form
    25,286/37,929 = 6,818/x
  3. Step 3: Cross multiply
    25,286x = 37,929 × 6,818
  4. Step 4: Simplify right side
    25,286x = 258,599,922
  5. Step 5: Solve for x
    x = 258,599,922/25,286
  6. Step 6: Final answer
    x = 10,227

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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.