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Finding the Fourth Proportional to 17,593, 26,394.36 and 12,328

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Solution

The fourth proportional to 17,593, 26,394.36 and 12,328 is: 18,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,593 : 26,394.36 = 12,328 : x
  2. Step 2: Convert to fraction form
    17,593/26,394.36 = 12,328/x
  3. Step 3: Cross multiply
    17,593x = 26,394.36 × 12,328
  4. Step 4: Simplify right side
    17,593x = 325,389,670.08
  5. Step 5: Solve for x
    x = 325,389,670.08/17,593
  6. Step 6: Final answer
    x = 18,495.41

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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.