Home / 33,176.68-45,780.79-19,745.77

Finding the Fourth Proportional to 33,176.68, 45,780.79 and 19,745.77

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Solution

The fourth proportional to 33,176.68, 45,780.79 and 19,745.77 is: 27,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,176.68 : 45,780.79 = 19,745.77 : x
  2. Step 2: Convert to fraction form
    33,176.68/45,780.79 = 19,745.77/x
  3. Step 3: Cross multiply
    33,176.68x = 45,780.79 × 19,745.77
  4. Step 4: Simplify right side
    33,176.68x = 903,976,949.76
  5. Step 5: Solve for x
    x = 903,976,949.76/33,176.68
  6. Step 6: Final answer
    x = 27,247.36

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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.