Home / 31,580.11-43,580.45-17,432.85

Finding the Fourth Proportional to 31,580.11, 43,580.45 and 17,432.85

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Solution

The fourth proportional to 31,580.11, 43,580.45 and 17,432.85 is: 24,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580.11 : 43,580.45 = 17,432.85 : x
  2. Step 2: Convert to fraction form
    31,580.11/43,580.45 = 17,432.85/x
  3. Step 3: Cross multiply
    31,580.11x = 43,580.45 × 17,432.85
  4. Step 4: Simplify right side
    31,580.11x = 759,731,447.78
  5. Step 5: Solve for x
    x = 759,731,447.78/31,580.11
  6. Step 6: Final answer
    x = 24,057.28

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