Home / 13,859.04-19,125.30-7,571.40

Finding the Fourth Proportional to 13,859.04, 19,125.30 and 7,571.40

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Solution

The fourth proportional to 13,859.04, 19,125.30 and 7,571.40 is: 10,448.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859.04 : 19,125.30 = 7,571.40 : x
  2. Step 2: Convert to fraction form
    13,859.04/19,125.30 = 7,571.40/x
  3. Step 3: Cross multiply
    13,859.04x = 19,125.30 × 7,571.40
  4. Step 4: Simplify right side
    13,859.04x = 144,805,296.42
  5. Step 5: Solve for x
    x = 144,805,296.42/13,859.04
  6. Step 6: Final answer
    x = 10,448.44

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