Home / 19,831.92-27,366.01-11,873.94

Finding the Fourth Proportional to 19,831.92, 27,366.01 and 11,873.94

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Solution

The fourth proportional to 19,831.92, 27,366.01 and 11,873.94 is: 16,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831.92 : 27,366.01 = 11,873.94 : x
  2. Step 2: Convert to fraction form
    19,831.92/27,366.01 = 11,873.94/x
  3. Step 3: Cross multiply
    19,831.92x = 27,366.01 × 11,873.94
  4. Step 4: Simplify right side
    19,831.92x = 324,942,360.78
  5. Step 5: Solve for x
    x = 324,942,360.78/19,831.92
  6. Step 6: Final answer
    x = 16,384.82

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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.