Home / 20,849.53-31,274.49-5,267.14

Finding the Fourth Proportional to 20,849.53, 31,274.49 and 5,267.14

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Solution

The fourth proportional to 20,849.53, 31,274.49 and 5,267.14 is: 7,900.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849.53 : 31,274.49 = 5,267.14 : x
  2. Step 2: Convert to fraction form
    20,849.53/31,274.49 = 5,267.14/x
  3. Step 3: Cross multiply
    20,849.53x = 31,274.49 × 5,267.14
  4. Step 4: Simplify right side
    20,849.53x = 164,727,117.26
  5. Step 5: Solve for x
    x = 164,727,117.26/20,849.53
  6. Step 6: Final answer
    x = 7,900.76

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