Home / 33,209.52-45,825.44-19,778.91

Finding the Fourth Proportional to 33,209.52, 45,825.44 and 19,778.91

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Solution

The fourth proportional to 33,209.52, 45,825.44 and 19,778.91 is: 27,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.52 : 45,825.44 = 19,778.91 : x
  2. Step 2: Convert to fraction form
    33,209.52/45,825.44 = 19,778.91/x
  3. Step 3: Cross multiply
    33,209.52x = 45,825.44 × 19,778.91
  4. Step 4: Simplify right side
    33,209.52x = 906,377,253.47
  5. Step 5: Solve for x
    x = 906,377,253.47/33,209.52
  6. Step 6: Final answer
    x = 27,292.69

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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.