Home / 33,189.68-45,796.61-19,039.79

Finding the Fourth Proportional to 33,189.68, 45,796.61 and 19,039.79

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Solution

The fourth proportional to 33,189.68, 45,796.61 and 19,039.79 is: 26,271.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,189.68 : 45,796.61 = 19,039.79 : x
  2. Step 2: Convert to fraction form
    33,189.68/45,796.61 = 19,039.79/x
  3. Step 3: Cross multiply
    33,189.68x = 45,796.61 × 19,039.79
  4. Step 4: Simplify right side
    33,189.68x = 871,957,512.93
  5. Step 5: Solve for x
    x = 871,957,512.93/33,189.68
  6. Step 6: Final answer
    x = 26,271.95

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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.