Home / 22,288.92-33,436.60-11,895

Finding the Fourth Proportional to 22,288.92, 33,436.60 and 11,895

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Solution

The fourth proportional to 22,288.92, 33,436.60 and 11,895 is: 17,844.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.92 : 33,436.60 = 11,895 : x
  2. Step 2: Convert to fraction form
    22,288.92/33,436.60 = 11,895/x
  3. Step 3: Cross multiply
    22,288.92x = 33,436.60 × 11,895
  4. Step 4: Simplify right side
    22,288.92x = 397,728,357
  5. Step 5: Solve for x
    x = 397,728,357/22,288.92
  6. Step 6: Final answer
    x = 17,844.22

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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.