Home / 17,315.70-25,976.78-6,928.26

Finding the Fourth Proportional to 17,315.70, 25,976.78 and 6,928.26

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Solution

The fourth proportional to 17,315.70, 25,976.78 and 6,928.26 is: 10,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315.70 : 25,976.78 = 6,928.26 : x
  2. Step 2: Convert to fraction form
    17,315.70/25,976.78 = 6,928.26/x
  3. Step 3: Cross multiply
    17,315.70x = 25,976.78 × 6,928.26
  4. Step 4: Simplify right side
    17,315.70x = 179,973,885.80
  5. Step 5: Solve for x
    x = 179,973,885.80/17,315.70
  6. Step 6: Final answer
    x = 10,393.68

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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.