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Finding the Fourth Proportional to 17,364.96, 26,024.04 and 12,662.96

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Solution

The fourth proportional to 17,364.96, 26,024.04 and 12,662.96 is: 18,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,364.96 : 26,024.04 = 12,662.96 : x
  2. Step 2: Convert to fraction form
    17,364.96/26,024.04 = 12,662.96/x
  3. Step 3: Cross multiply
    17,364.96x = 26,024.04 × 12,662.96
  4. Step 4: Simplify right side
    17,364.96x = 329,541,247.44
  5. Step 5: Solve for x
    x = 329,541,247.44/17,364.96
  6. Step 6: Final answer
    x = 18,977.37

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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.