Home / 30,003.44-41,398.99-18,067.55

Finding the Fourth Proportional to 30,003.44, 41,398.99 and 18,067.55

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Solution

The fourth proportional to 30,003.44, 41,398.99 and 18,067.55 is: 24,929.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.44 : 41,398.99 = 18,067.55 : x
  2. Step 2: Convert to fraction form
    30,003.44/41,398.99 = 18,067.55/x
  3. Step 3: Cross multiply
    30,003.44x = 41,398.99 × 18,067.55
  4. Step 4: Simplify right side
    30,003.44x = 747,978,069.61
  5. Step 5: Solve for x
    x = 747,978,069.61/30,003.44
  6. Step 6: Final answer
    x = 24,929.75

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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.