Home / 29,540.14-40,763.77-16,791.55

Finding the Fourth Proportional to 29,540.14, 40,763.77 and 16,791.55

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Solution

The fourth proportional to 29,540.14, 40,763.77 and 16,791.55 is: 23,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,540.14 : 40,763.77 = 16,791.55 : x
  2. Step 2: Convert to fraction form
    29,540.14/40,763.77 = 16,791.55/x
  3. Step 3: Cross multiply
    29,540.14x = 40,763.77 × 16,791.55
  4. Step 4: Simplify right side
    29,540.14x = 684,486,882.14
  5. Step 5: Solve for x
    x = 684,486,882.14/29,540.14
  6. Step 6: Final answer
    x = 23,171.42

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1.5x scale

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.