Home / 33,043.11-45,603.09-19,617.66

Finding the Fourth Proportional to 33,043.11, 45,603.09 and 19,617.66

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Solution

The fourth proportional to 33,043.11, 45,603.09 and 19,617.66 is: 27,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,043.11 : 45,603.09 = 19,617.66 : x
  2. Step 2: Convert to fraction form
    33,043.11/45,603.09 = 19,617.66/x
  3. Step 3: Cross multiply
    33,043.11x = 45,603.09 × 19,617.66
  4. Step 4: Simplify right side
    33,043.11x = 894,625,914.57
  5. Step 5: Solve for x
    x = 894,625,914.57/33,043.11
  6. Step 6: Final answer
    x = 27,074.51

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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.