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Finding the Fourth Proportional to 17,935.84, 26,915.10 and 6,843.70

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Solution

The fourth proportional to 17,935.84, 26,915.10 and 6,843.70 is: 10,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935.84 : 26,915.10 = 6,843.70 : x
  2. Step 2: Convert to fraction form
    17,935.84/26,915.10 = 6,843.70/x
  3. Step 3: Cross multiply
    17,935.84x = 26,915.10 × 6,843.70
  4. Step 4: Simplify right side
    17,935.84x = 184,198,869.87
  5. Step 5: Solve for x
    x = 184,198,869.87/17,935.84
  6. Step 6: Final answer
    x = 10,269.88

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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.