Home / 39,993.68-55,180.24-22,997.04

Finding the Fourth Proportional to 39,993.68, 55,180.24 and 22,997.04

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Solution

The fourth proportional to 39,993.68, 55,180.24 and 22,997.04 is: 31,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.68 : 55,180.24 = 22,997.04 : x
  2. Step 2: Convert to fraction form
    39,993.68/55,180.24 = 22,997.04/x
  3. Step 3: Cross multiply
    39,993.68x = 55,180.24 × 22,997.04
  4. Step 4: Simplify right side
    39,993.68x = 1,268,982,186.49
  5. Step 5: Solve for x
    x = 1,268,982,186.49/39,993.68
  6. Step 6: Final answer
    x = 31,729.57

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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.