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Finding the Fourth Proportional to 20,060.51, 30,081.65 and 11,742.62

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Solution

The fourth proportional to 20,060.51, 30,081.65 and 11,742.62 is: 17,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060.51 : 30,081.65 = 11,742.62 : x
  2. Step 2: Convert to fraction form
    20,060.51/30,081.65 = 11,742.62/x
  3. Step 3: Cross multiply
    20,060.51x = 30,081.65 × 11,742.62
  4. Step 4: Simplify right side
    20,060.51x = 353,237,175.80
  5. Step 5: Solve for x
    x = 353,237,175.80/20,060.51
  6. Step 6: Final answer
    x = 17,608.59

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