Home / 33,220.76-45,843.57-19,788.93

Finding the Fourth Proportional to 33,220.76, 45,843.57 and 19,788.93

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Solution

The fourth proportional to 33,220.76, 45,843.57 and 19,788.93 is: 27,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.76 : 45,843.57 = 19,788.93 : x
  2. Step 2: Convert to fraction form
    33,220.76/45,843.57 = 19,788.93/x
  3. Step 3: Cross multiply
    33,220.76x = 45,843.57 × 19,788.93
  4. Step 4: Simplify right side
    33,220.76x = 907,195,197.68
  5. Step 5: Solve for x
    x = 907,195,197.68/33,220.76
  6. Step 6: Final answer
    x = 27,308.08

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Half scale
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Double scale
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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.