Home / 17,288.78-25,933.68-6,758.37

Finding the Fourth Proportional to 17,288.78, 25,933.68 and 6,758.37

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Solution

The fourth proportional to 17,288.78, 25,933.68 and 6,758.37 is: 10,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,288.78 : 25,933.68 = 6,758.37 : x
  2. Step 2: Convert to fraction form
    17,288.78/25,933.68 = 6,758.37/x
  3. Step 3: Cross multiply
    17,288.78x = 25,933.68 × 6,758.37
  4. Step 4: Simplify right side
    17,288.78x = 175,269,523.81
  5. Step 5: Solve for x
    x = 175,269,523.81/17,288.78
  6. Step 6: Final answer
    x = 10,137.76

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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.