Home / 33,219.78-49,832.07-13,498.71

Finding the Fourth Proportional to 33,219.78, 49,832.07 and 13,498.71

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Solution

The fourth proportional to 33,219.78, 49,832.07 and 13,498.71 is: 20,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.78 : 49,832.07 = 13,498.71 : x
  2. Step 2: Convert to fraction form
    33,219.78/49,832.07 = 13,498.71/x
  3. Step 3: Cross multiply
    33,219.78x = 49,832.07 × 13,498.71
  4. Step 4: Simplify right side
    33,219.78x = 672,668,661.63
  5. Step 5: Solve for x
    x = 672,668,661.63/33,219.78
  6. Step 6: Final answer
    x = 20,249.04

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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.