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Finding the Fourth Proportional to 17,377, 26,048.22 and 8,126.44

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Solution

The fourth proportional to 17,377, 26,048.22 and 8,126.44 is: 12,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,377 : 26,048.22 = 8,126.44 : x
  2. Step 2: Convert to fraction form
    17,377/26,048.22 = 8,126.44/x
  3. Step 3: Cross multiply
    17,377x = 26,048.22 × 8,126.44
  4. Step 4: Simplify right side
    17,377x = 211,679,296.94
  5. Step 5: Solve for x
    x = 211,679,296.94/17,377
  6. Step 6: Final answer
    x = 12,181.58

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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.