Home / 12,573.23-18,862.27-4,781.43

Finding the Fourth Proportional to 12,573.23, 18,862.27 and 4,781.43

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Solution

The fourth proportional to 12,573.23, 18,862.27 and 4,781.43 is: 7,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573.23 : 18,862.27 = 4,781.43 : x
  2. Step 2: Convert to fraction form
    12,573.23/18,862.27 = 4,781.43/x
  3. Step 3: Cross multiply
    12,573.23x = 18,862.27 × 4,781.43
  4. Step 4: Simplify right side
    12,573.23x = 90,188,599.74
  5. Step 5: Solve for x
    x = 90,188,599.74/12,573.23
  6. Step 6: Final answer
    x = 7,173.07

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