Home / 47,749.91-71,600.25-21,432.09

Finding the Fourth Proportional to 47,749.91, 71,600.25 and 21,432.09

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Solution

The fourth proportional to 47,749.91, 71,600.25 and 21,432.09 is: 32,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,749.91 : 71,600.25 = 21,432.09 : x
  2. Step 2: Convert to fraction form
    47,749.91/71,600.25 = 21,432.09/x
  3. Step 3: Cross multiply
    47,749.91x = 71,600.25 × 21,432.09
  4. Step 4: Simplify right side
    47,749.91x = 1,534,543,350.89
  5. Step 5: Solve for x
    x = 1,534,543,350.89/47,749.91
  6. Step 6: Final answer
    x = 32,137.10

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