Home / 16,067.70-22,176.08-11,027.78

Finding the Fourth Proportional to 16,067.70, 22,176.08 and 11,027.78

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Solution

The fourth proportional to 16,067.70, 22,176.08 and 11,027.78 is: 15,220.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,067.70 : 22,176.08 = 11,027.78 : x
  2. Step 2: Convert to fraction form
    16,067.70/22,176.08 = 11,027.78/x
  3. Step 3: Cross multiply
    16,067.70x = 22,176.08 × 11,027.78
  4. Step 4: Simplify right side
    16,067.70x = 244,552,890.00
  5. Step 5: Solve for x
    x = 244,552,890.00/16,067.70
  6. Step 6: Final answer
    x = 15,220.16

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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.