Home / 28,967.05-39,974.75-16,391.53

Finding the Fourth Proportional to 28,967.05, 39,974.75 and 16,391.53

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Solution

The fourth proportional to 28,967.05, 39,974.75 and 16,391.53 is: 22,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,967.05 : 39,974.75 = 16,391.53 : x
  2. Step 2: Convert to fraction form
    28,967.05/39,974.75 = 16,391.53/x
  3. Step 3: Cross multiply
    28,967.05x = 39,974.75 × 16,391.53
  4. Step 4: Simplify right side
    28,967.05x = 655,247,313.87
  5. Step 5: Solve for x
    x = 655,247,313.87/28,967.05
  6. Step 6: Final answer
    x = 22,620.44

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