Home / 17,164.75-25,747.28-6,776.50

Finding the Fourth Proportional to 17,164.75, 25,747.28 and 6,776.50

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Solution

The fourth proportional to 17,164.75, 25,747.28 and 6,776.50 is: 10,164.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,164.75 : 25,747.28 = 6,776.50 : x
  2. Step 2: Convert to fraction form
    17,164.75/25,747.28 = 6,776.50/x
  3. Step 3: Cross multiply
    17,164.75x = 25,747.28 × 6,776.50
  4. Step 4: Simplify right side
    17,164.75x = 174,476,442.92
  5. Step 5: Solve for x
    x = 174,476,442.92/17,164.75
  6. Step 6: Final answer
    x = 10,164.81

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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.