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Finding the Fourth Proportional to 17,379.68, 26,059.62 and 6,843.99

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Solution

The fourth proportional to 17,379.68, 26,059.62 and 6,843.99 is: 10,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.68 : 26,059.62 = 6,843.99 : x
  2. Step 2: Convert to fraction form
    17,379.68/26,059.62 = 6,843.99/x
  3. Step 3: Cross multiply
    17,379.68x = 26,059.62 × 6,843.99
  4. Step 4: Simplify right side
    17,379.68x = 178,351,902.07
  5. Step 5: Solve for x
    x = 178,351,902.07/17,379.68
  6. Step 6: Final answer
    x = 10,262.09

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1.5x scale

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.