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Finding the Fourth Proportional to 17,892.09, 24,696.09 and 11,173.95

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Solution

The fourth proportional to 17,892.09, 24,696.09 and 11,173.95 is: 15,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.09 : 24,696.09 = 11,173.95 : x
  2. Step 2: Convert to fraction form
    17,892.09/24,696.09 = 11,173.95/x
  3. Step 3: Cross multiply
    17,892.09x = 24,696.09 × 11,173.95
  4. Step 4: Simplify right side
    17,892.09x = 275,952,874.86
  5. Step 5: Solve for x
    x = 275,952,874.86/17,892.09
  6. Step 6: Final answer
    x = 15,423.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.