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Finding the Fourth Proportional to 30,703.54, 42,367.89 and 17,274.51

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Solution

The fourth proportional to 30,703.54, 42,367.89 and 17,274.51 is: 23,837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,703.54 : 42,367.89 = 17,274.51 : x
  2. Step 2: Convert to fraction form
    30,703.54/42,367.89 = 17,274.51/x
  3. Step 3: Cross multiply
    30,703.54x = 42,367.89 × 17,274.51
  4. Step 4: Simplify right side
    30,703.54x = 731,884,539.48
  5. Step 5: Solve for x
    x = 731,884,539.48/30,703.54
  6. Step 6: Final answer
    x = 23,837.14

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