Home / 33,786.82-46,628.68-19,638.76

Finding the Fourth Proportional to 33,786.82, 46,628.68 and 19,638.76

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Solution

The fourth proportional to 33,786.82, 46,628.68 and 19,638.76 is: 27,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,786.82 : 46,628.68 = 19,638.76 : x
  2. Step 2: Convert to fraction form
    33,786.82/46,628.68 = 19,638.76/x
  3. Step 3: Cross multiply
    33,786.82x = 46,628.68 × 19,638.76
  4. Step 4: Simplify right side
    33,786.82x = 915,729,455.64
  5. Step 5: Solve for x
    x = 915,729,455.64/33,786.82
  6. Step 6: Final answer
    x = 27,103.16

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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.