Home / 31,623.15-47,434.73-11,906.13

Finding the Fourth Proportional to 31,623.15, 47,434.73 and 11,906.13

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Solution

The fourth proportional to 31,623.15, 47,434.73 and 11,906.13 is: 17,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,623.15 : 47,434.73 = 11,906.13 : x
  2. Step 2: Convert to fraction form
    31,623.15/47,434.73 = 11,906.13/x
  3. Step 3: Cross multiply
    31,623.15x = 47,434.73 × 11,906.13
  4. Step 4: Simplify right side
    31,623.15x = 564,764,002.36
  5. Step 5: Solve for x
    x = 564,764,002.36/31,623.15
  6. Step 6: Final answer
    x = 17,859.20

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