Home / 33,330.97-45,996.24-19,899.70

Finding the Fourth Proportional to 33,330.97, 45,996.24 and 19,899.70

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Solution

The fourth proportional to 33,330.97, 45,996.24 and 19,899.70 is: 27,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.97 : 45,996.24 = 19,899.70 : x
  2. Step 2: Convert to fraction form
    33,330.97/45,996.24 = 19,899.70/x
  3. Step 3: Cross multiply
    33,330.97x = 45,996.24 × 19,899.70
  4. Step 4: Simplify right side
    33,330.97x = 915,311,147.15
  5. Step 5: Solve for x
    x = 915,311,147.15/33,330.97
  6. Step 6: Final answer
    x = 27,461.29

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Similar ratio
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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.