Home / 23,101.62-31,865.85-13,663.50

Finding the Fourth Proportional to 23,101.62, 31,865.85 and 13,663.50

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Solution

The fourth proportional to 23,101.62, 31,865.85 and 13,663.50 is: 18,847.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,101.62 : 31,865.85 = 13,663.50 : x
  2. Step 2: Convert to fraction form
    23,101.62/31,865.85 = 13,663.50/x
  3. Step 3: Cross multiply
    23,101.62x = 31,865.85 × 13,663.50
  4. Step 4: Simplify right side
    23,101.62x = 435,399,041.48
  5. Step 5: Solve for x
    x = 435,399,041.48/23,101.62
  6. Step 6: Final answer
    x = 18,847.12

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