Home / 17,278.26-25,917.41-11,717.81

Finding the Fourth Proportional to 17,278.26, 25,917.41 and 11,717.81

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Solution

The fourth proportional to 17,278.26, 25,917.41 and 11,717.81 is: 17,576.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.26 : 25,917.41 = 11,717.81 : x
  2. Step 2: Convert to fraction form
    17,278.26/25,917.41 = 11,717.81/x
  3. Step 3: Cross multiply
    17,278.26x = 25,917.41 × 11,717.81
  4. Step 4: Simplify right side
    17,278.26x = 303,695,286.07
  5. Step 5: Solve for x
    x = 303,695,286.07/17,278.26
  6. Step 6: Final answer
    x = 17,576.73

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1.5x scale

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.