Home / 19,958.59-27,544.22-11,575.09

Finding the Fourth Proportional to 19,958.59, 27,544.22 and 11,575.09

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Solution

The fourth proportional to 19,958.59, 27,544.22 and 11,575.09 is: 15,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.59 : 27,544.22 = 11,575.09 : x
  2. Step 2: Convert to fraction form
    19,958.59/27,544.22 = 11,575.09/x
  3. Step 3: Cross multiply
    19,958.59x = 27,544.22 × 11,575.09
  4. Step 4: Simplify right side
    19,958.59x = 318,826,825.48
  5. Step 5: Solve for x
    x = 318,826,825.48/19,958.59
  6. Step 6: Final answer
    x = 15,974.42

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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.