Home / 19,943.94-27,522.93-11,447.44

Finding the Fourth Proportional to 19,943.94, 27,522.93 and 11,447.44

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Solution

The fourth proportional to 19,943.94, 27,522.93 and 11,447.44 is: 15,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.94 : 27,522.93 = 11,447.44 : x
  2. Step 2: Convert to fraction form
    19,943.94/27,522.93 = 11,447.44/x
  3. Step 3: Cross multiply
    19,943.94x = 27,522.93 × 11,447.44
  4. Step 4: Simplify right side
    19,943.94x = 315,067,089.80
  5. Step 5: Solve for x
    x = 315,067,089.80/19,943.94
  6. Step 6: Final answer
    x = 15,797.64

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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.