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Finding the Fourth Proportional to 17,697.05, 26,550.17 and 6,603.82

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Solution

The fourth proportional to 17,697.05, 26,550.17 and 6,603.82 is: 9,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,697.05 : 26,550.17 = 6,603.82 : x
  2. Step 2: Convert to fraction form
    17,697.05/26,550.17 = 6,603.82/x
  3. Step 3: Cross multiply
    17,697.05x = 26,550.17 × 6,603.82
  4. Step 4: Simplify right side
    17,697.05x = 175,332,562.26
  5. Step 5: Solve for x
    x = 175,332,562.26/17,697.05
  6. Step 6: Final answer
    x = 9,907.45

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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.