Home / 33,286.15-45,934.66-18,178.82

Finding the Fourth Proportional to 33,286.15, 45,934.66 and 18,178.82

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Solution

The fourth proportional to 33,286.15, 45,934.66 and 18,178.82 is: 25,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.15 : 45,934.66 = 18,178.82 : x
  2. Step 2: Convert to fraction form
    33,286.15/45,934.66 = 18,178.82/x
  3. Step 3: Cross multiply
    33,286.15x = 45,934.66 × 18,178.82
  4. Step 4: Simplify right side
    33,286.15x = 835,037,739.92
  5. Step 5: Solve for x
    x = 835,037,739.92/33,286.15
  6. Step 6: Final answer
    x = 25,086.64

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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.