Home / 20,944.97-28,903.32-11,513.46

Finding the Fourth Proportional to 20,944.97, 28,903.32 and 11,513.46

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Solution

The fourth proportional to 20,944.97, 28,903.32 and 11,513.46 is: 15,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,944.97 : 28,903.32 = 11,513.46 : x
  2. Step 2: Convert to fraction form
    20,944.97/28,903.32 = 11,513.46/x
  3. Step 3: Cross multiply
    20,944.97x = 28,903.32 × 11,513.46
  4. Step 4: Simplify right side
    20,944.97x = 332,777,218.69
  5. Step 5: Solve for x
    x = 332,777,218.69/20,944.97
  6. Step 6: Final answer
    x = 15,888.17

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