Home / 17,140.84-25,725.82-6,759.88

Finding the Fourth Proportional to 17,140.84, 25,725.82 and 6,759.88

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Solution

The fourth proportional to 17,140.84, 25,725.82 and 6,759.88 is: 10,145.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,140.84 : 25,725.82 = 6,759.88 : x
  2. Step 2: Convert to fraction form
    17,140.84/25,725.82 = 6,759.88/x
  3. Step 3: Cross multiply
    17,140.84x = 25,725.82 × 6,759.88
  4. Step 4: Simplify right side
    17,140.84x = 173,903,456.10
  5. Step 5: Solve for x
    x = 173,903,456.10/17,140.84
  6. Step 6: Final answer
    x = 10,145.56

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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.