Home / 22,994.11-31,731.84-13,440.57

Finding the Fourth Proportional to 22,994.11, 31,731.84 and 13,440.57

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Solution

The fourth proportional to 22,994.11, 31,731.84 and 13,440.57 is: 18,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,994.11 : 31,731.84 = 13,440.57 : x
  2. Step 2: Convert to fraction form
    22,994.11/31,731.84 = 13,440.57/x
  3. Step 3: Cross multiply
    22,994.11x = 31,731.84 × 13,440.57
  4. Step 4: Simplify right side
    22,994.11x = 426,494,016.75
  5. Step 5: Solve for x
    x = 426,494,016.75/22,994.11
  6. Step 6: Final answer
    x = 18,547.97

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