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Finding the Fourth Proportional to 12,676.38, 19,001.79 and 6,099

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Solution

The fourth proportional to 12,676.38, 19,001.79 and 6,099 is: 9,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676.38 : 19,001.79 = 6,099 : x
  2. Step 2: Convert to fraction form
    12,676.38/19,001.79 = 6,099/x
  3. Step 3: Cross multiply
    12,676.38x = 19,001.79 × 6,099
  4. Step 4: Simplify right side
    12,676.38x = 115,891,917.21
  5. Step 5: Solve for x
    x = 115,891,917.21/12,676.38
  6. Step 6: Final answer
    x = 9,142.35

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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.