Home / 33,323.43-45,986.99-18,217.03

Finding the Fourth Proportional to 33,323.43, 45,986.99 and 18,217.03

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Solution

The fourth proportional to 33,323.43, 45,986.99 and 18,217.03 is: 25,139.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.43 : 45,986.99 = 18,217.03 : x
  2. Step 2: Convert to fraction form
    33,323.43/45,986.99 = 18,217.03/x
  3. Step 3: Cross multiply
    33,323.43x = 45,986.99 × 18,217.03
  4. Step 4: Simplify right side
    33,323.43x = 837,746,229.75
  5. Step 5: Solve for x
    x = 837,746,229.75/33,323.43
  6. Step 6: Final answer
    x = 25,139.86

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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.