Home / 39,944.05-55,122.99-22,039.06

Finding the Fourth Proportional to 39,944.05, 55,122.99 and 22,039.06

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Solution

The fourth proportional to 39,944.05, 55,122.99 and 22,039.06 is: 30,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.05 : 55,122.99 = 22,039.06 : x
  2. Step 2: Convert to fraction form
    39,944.05/55,122.99 = 22,039.06/x
  3. Step 3: Cross multiply
    39,944.05x = 55,122.99 × 22,039.06
  4. Step 4: Simplify right side
    39,944.05x = 1,214,858,883.99
  5. Step 5: Solve for x
    x = 1,214,858,883.99/39,944.05
  6. Step 6: Final answer
    x = 30,414.01

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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.