Home / 15,831.96-23,747.88-6,469.96

Finding the Fourth Proportional to 15,831.96, 23,747.88 and 6,469.96

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Solution

The fourth proportional to 15,831.96, 23,747.88 and 6,469.96 is: 9,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.96 : 23,747.88 = 6,469.96 : x
  2. Step 2: Convert to fraction form
    15,831.96/23,747.88 = 6,469.96/x
  3. Step 3: Cross multiply
    15,831.96x = 23,747.88 × 6,469.96
  4. Step 4: Simplify right side
    15,831.96x = 153,647,833.68
  5. Step 5: Solve for x
    x = 153,647,833.68/15,831.96
  6. Step 6: Final answer
    x = 9,704.92

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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.