Home / 20,849.28-31,276.80-7,002.24

Finding the Fourth Proportional to 20,849.28, 31,276.80 and 7,002.24

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Solution

The fourth proportional to 20,849.28, 31,276.80 and 7,002.24 is: 10,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849.28 : 31,276.80 = 7,002.24 : x
  2. Step 2: Convert to fraction form
    20,849.28/31,276.80 = 7,002.24/x
  3. Step 3: Cross multiply
    20,849.28x = 31,276.80 × 7,002.24
  4. Step 4: Simplify right side
    20,849.28x = 219,007,660.03
  5. Step 5: Solve for x
    x = 219,007,660.03/20,849.28
  6. Step 6: Final answer
    x = 10,504.33

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