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Finding the Fourth Proportional to 21,410.91, 32,108.37 and 7,366.96

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Solution

The fourth proportional to 21,410.91, 32,108.37 and 7,366.96 is: 11,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410.91 : 32,108.37 = 7,366.96 : x
  2. Step 2: Convert to fraction form
    21,410.91/32,108.37 = 7,366.96/x
  3. Step 3: Cross multiply
    21,410.91x = 32,108.37 × 7,366.96
  4. Step 4: Simplify right side
    21,410.91x = 236,541,077.46
  5. Step 5: Solve for x
    x = 236,541,077.46/21,410.91
  6. Step 6: Final answer
    x = 11,047.69

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