Home / 43,311.66-64,975.59-13,721.55

Finding the Fourth Proportional to 43,311.66, 64,975.59 and 13,721.55

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Solution

The fourth proportional to 43,311.66, 64,975.59 and 13,721.55 is: 20,584.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,311.66 : 64,975.59 = 13,721.55 : x
  2. Step 2: Convert to fraction form
    43,311.66/64,975.59 = 13,721.55/x
  3. Step 3: Cross multiply
    43,311.66x = 64,975.59 × 13,721.55
  4. Step 4: Simplify right side
    43,311.66x = 891,565,806.96
  5. Step 5: Solve for x
    x = 891,565,806.96/43,311.66
  6. Step 6: Final answer
    x = 20,584.89

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