Home / 33,190.47-49,785.71-19,329.75

Finding the Fourth Proportional to 33,190.47, 49,785.71 and 19,329.75

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Solution

The fourth proportional to 33,190.47, 49,785.71 and 19,329.75 is: 28,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.47 : 49,785.71 = 19,329.75 : x
  2. Step 2: Convert to fraction form
    33,190.47/49,785.71 = 19,329.75/x
  3. Step 3: Cross multiply
    33,190.47x = 49,785.71 × 19,329.75
  4. Step 4: Simplify right side
    33,190.47x = 962,345,231.22
  5. Step 5: Solve for x
    x = 962,345,231.22/33,190.47
  6. Step 6: Final answer
    x = 28,994.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.