Home / 27,789.44-41,667.68-11,157.36

Finding the Fourth Proportional to 27,789.44, 41,667.68 and 11,157.36

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Solution

The fourth proportional to 27,789.44, 41,667.68 and 11,157.36 is: 16,729.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789.44 : 41,667.68 = 11,157.36 : x
  2. Step 2: Convert to fraction form
    27,789.44/41,667.68 = 11,157.36/x
  3. Step 3: Cross multiply
    27,789.44x = 41,667.68 × 11,157.36
  4. Step 4: Simplify right side
    27,789.44x = 464,901,306.12
  5. Step 5: Solve for x
    x = 464,901,306.12/27,789.44
  6. Step 6: Final answer
    x = 16,729.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.