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Finding the Fourth Proportional to 30,191.73, 45,287.45 and 25,707.63

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Solution

The fourth proportional to 30,191.73, 45,287.45 and 25,707.63 is: 38,561.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.73 : 45,287.45 = 25,707.63 : x
  2. Step 2: Convert to fraction form
    30,191.73/45,287.45 = 25,707.63/x
  3. Step 3: Cross multiply
    30,191.73x = 45,287.45 × 25,707.63
  4. Step 4: Simplify right side
    30,191.73x = 1,164,233,008.24
  5. Step 5: Solve for x
    x = 1,164,233,008.24/30,191.73
  6. Step 6: Final answer
    x = 38,561.32

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