Home / 29,540.14-40,763.74-16,791.53

Finding the Fourth Proportional to 29,540.14, 40,763.74 and 16,791.53

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Solution

The fourth proportional to 29,540.14, 40,763.74 and 16,791.53 is: 23,171.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.14 : 40,763.74 = 16,791.53 : x
  2. Step 2: Convert to fraction form
    29,540.14/40,763.74 = 16,791.53/x
  3. Step 3: Cross multiply
    29,540.14x = 40,763.74 × 16,791.53
  4. Step 4: Simplify right side
    29,540.14x = 684,485,534.30
  5. Step 5: Solve for x
    x = 684,485,534.30/29,540.14
  6. Step 6: Final answer
    x = 23,171.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.