Home / 25,721.12-38,584.80-7,253.12

Finding the Fourth Proportional to 25,721.12, 38,584.80 and 7,253.12

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Solution

The fourth proportional to 25,721.12, 38,584.80 and 7,253.12 is: 10,880.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,721.12 : 38,584.80 = 7,253.12 : x
  2. Step 2: Convert to fraction form
    25,721.12/38,584.80 = 7,253.12/x
  3. Step 3: Cross multiply
    25,721.12x = 38,584.80 × 7,253.12
  4. Step 4: Simplify right side
    25,721.12x = 279,860,184.58
  5. Step 5: Solve for x
    x = 279,860,184.58/25,721.12
  6. Step 6: Final answer
    x = 10,880.56

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