Home / 14,548.82-20,067.75-13,441.55

Finding the Fourth Proportional to 14,548.82, 20,067.75 and 13,441.55

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Solution

The fourth proportional to 14,548.82, 20,067.75 and 13,441.55 is: 18,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.82 : 20,067.75 = 13,441.55 : x
  2. Step 2: Convert to fraction form
    14,548.82/20,067.75 = 13,441.55/x
  3. Step 3: Cross multiply
    14,548.82x = 20,067.75 × 13,441.55
  4. Step 4: Simplify right side
    14,548.82x = 269,741,564.67
  5. Step 5: Solve for x
    x = 269,741,564.67/14,548.82
  6. Step 6: Final answer
    x = 18,540.45

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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.