Home / 17,270.62-23,831.76-9,716.79

Finding the Fourth Proportional to 17,270.62, 23,831.76 and 9,716.79

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Solution

The fourth proportional to 17,270.62, 23,831.76 and 9,716.79 is: 13,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.62 : 23,831.76 = 9,716.79 : x
  2. Step 2: Convert to fraction form
    17,270.62/23,831.76 = 9,716.79/x
  3. Step 3: Cross multiply
    17,270.62x = 23,831.76 × 9,716.79
  4. Step 4: Simplify right side
    17,270.62x = 231,568,231.54
  5. Step 5: Solve for x
    x = 231,568,231.54/17,270.62
  6. Step 6: Final answer
    x = 13,408.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.