Home / 33,193.80-45,786.51-19,755.02

Finding the Fourth Proportional to 33,193.80, 45,786.51 and 19,755.02

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Solution

The fourth proportional to 33,193.80, 45,786.51 and 19,755.02 is: 27,249.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,193.80 : 45,786.51 = 19,755.02 : x
  2. Step 2: Convert to fraction form
    33,193.80/45,786.51 = 19,755.02/x
  3. Step 3: Cross multiply
    33,193.80x = 45,786.51 × 19,755.02
  4. Step 4: Simplify right side
    33,193.80x = 904,513,420.78
  5. Step 5: Solve for x
    x = 904,513,420.78/33,193.80
  6. Step 6: Final answer
    x = 27,249.47

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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.