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Finding the Fourth Proportional to 62,644, 93,966 and 18,868

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Solution

The fourth proportional to 62,644, 93,966 and 18,868 is: 28,302

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,644 : 93,966 = 18,868 : x
  2. Step 2: Convert to fraction form
    62,644/93,966 = 18,868/x
  3. Step 3: Cross multiply
    62,644x = 93,966 × 18,868
  4. Step 4: Simplify right side
    62,644x = 1,772,950,488
  5. Step 5: Solve for x
    x = 1,772,950,488/62,644
  6. Step 6: Final answer
    x = 28,302

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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.