Home / 22,149.92-33,218.40-18,244.64

Finding the Fourth Proportional to 22,149.92, 33,218.40 and 18,244.64

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Solution

The fourth proportional to 22,149.92, 33,218.40 and 18,244.64 is: 27,361.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,149.92 : 33,218.40 = 18,244.64 : x
  2. Step 2: Convert to fraction form
    22,149.92/33,218.40 = 18,244.64/x
  3. Step 3: Cross multiply
    22,149.92x = 33,218.40 × 18,244.64
  4. Step 4: Simplify right side
    22,149.92x = 606,057,749.38
  5. Step 5: Solve for x
    x = 606,057,749.38/22,149.92
  6. Step 6: Final answer
    x = 27,361.62

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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.