Home / 33,104.53-45,668.91-18,949.78

Finding the Fourth Proportional to 33,104.53, 45,668.91 and 18,949.78

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Solution

The fourth proportional to 33,104.53, 45,668.91 and 18,949.78 is: 26,141.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,104.53 : 45,668.91 = 18,949.78 : x
  2. Step 2: Convert to fraction form
    33,104.53/45,668.91 = 18,949.78/x
  3. Step 3: Cross multiply
    33,104.53x = 45,668.91 × 18,949.78
  4. Step 4: Simplify right side
    33,104.53x = 865,415,797.34
  5. Step 5: Solve for x
    x = 865,415,797.34/33,104.53
  6. Step 6: Final answer
    x = 26,141.91

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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.