Home / 16,722.62-25,046.91-6,831.89

Finding the Fourth Proportional to 16,722.62, 25,046.91 and 6,831.89

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Solution

The fourth proportional to 16,722.62, 25,046.91 and 6,831.89 is: 10,232.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.62 : 25,046.91 = 6,831.89 : x
  2. Step 2: Convert to fraction form
    16,722.62/25,046.91 = 6,831.89/x
  3. Step 3: Cross multiply
    16,722.62x = 25,046.91 × 6,831.89
  4. Step 4: Simplify right side
    16,722.62x = 171,117,608.73
  5. Step 5: Solve for x
    x = 171,117,608.73/16,722.62
  6. Step 6: Final answer
    x = 10,232.71

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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.