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Finding the Fourth Proportional to 17,893.62, 26,823.87 and 6,796.98

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Solution

The fourth proportional to 17,893.62, 26,823.87 and 6,796.98 is: 10,189.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.62 : 26,823.87 = 6,796.98 : x
  2. Step 2: Convert to fraction form
    17,893.62/26,823.87 = 6,796.98/x
  3. Step 3: Cross multiply
    17,893.62x = 26,823.87 × 6,796.98
  4. Step 4: Simplify right side
    17,893.62x = 182,321,307.91
  5. Step 5: Solve for x
    x = 182,321,307.91/17,893.62
  6. Step 6: Final answer
    x = 10,189.18

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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.