Home / 22,173.36-33,196.08-20,616.36

Finding the Fourth Proportional to 22,173.36, 33,196.08 and 20,616.36

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Solution

The fourth proportional to 22,173.36, 33,196.08 and 20,616.36 is: 30,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.36 : 33,196.08 = 20,616.36 : x
  2. Step 2: Convert to fraction form
    22,173.36/33,196.08 = 20,616.36/x
  3. Step 3: Cross multiply
    22,173.36x = 33,196.08 × 20,616.36
  4. Step 4: Simplify right side
    22,173.36x = 684,382,335.87
  5. Step 5: Solve for x
    x = 684,382,335.87/22,173.36
  6. Step 6: Final answer
    x = 30,865.07

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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.