Home / 33,206.49-45,819.68-18,667.80

Finding the Fourth Proportional to 33,206.49, 45,819.68 and 18,667.80

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Solution

The fourth proportional to 33,206.49, 45,819.68 and 18,667.80 is: 25,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,206.49 : 45,819.68 = 18,667.80 : x
  2. Step 2: Convert to fraction form
    33,206.49/45,819.68 = 18,667.80/x
  3. Step 3: Cross multiply
    33,206.49x = 45,819.68 × 18,667.80
  4. Step 4: Simplify right side
    33,206.49x = 855,352,622.30
  5. Step 5: Solve for x
    x = 855,352,622.30/33,206.49
  6. Step 6: Final answer
    x = 25,758.60

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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.