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Finding the Fourth Proportional to 17,694.56, 26,541 and 6,600.40

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Solution

The fourth proportional to 17,694.56, 26,541 and 6,600.40 is: 9,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,694.56 : 26,541 = 6,600.40 : x
  2. Step 2: Convert to fraction form
    17,694.56/26,541 = 6,600.40/x
  3. Step 3: Cross multiply
    17,694.56x = 26,541 × 6,600.40
  4. Step 4: Simplify right side
    17,694.56x = 175,181,216.40
  5. Step 5: Solve for x
    x = 175,181,216.40/17,694.56
  6. Step 6: Final answer
    x = 9,900.29

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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.