Home / 39,853.44-54,995.53-21,944.94

Finding the Fourth Proportional to 39,853.44, 54,995.53 and 21,944.94

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Solution

The fourth proportional to 39,853.44, 54,995.53 and 21,944.94 is: 30,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,853.44 : 54,995.53 = 21,944.94 : x
  2. Step 2: Convert to fraction form
    39,853.44/54,995.53 = 21,944.94/x
  3. Step 3: Cross multiply
    39,853.44x = 54,995.53 × 21,944.94
  4. Step 4: Simplify right side
    39,853.44x = 1,206,873,606.12
  5. Step 5: Solve for x
    x = 1,206,873,606.12/39,853.44
  6. Step 6: Final answer
    x = 30,282.80

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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.