Home / 33,136.62-45,727.38-18,028.86

Finding the Fourth Proportional to 33,136.62, 45,727.38 and 18,028.86

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Solution

The fourth proportional to 33,136.62, 45,727.38 and 18,028.86 is: 24,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.62 : 45,727.38 = 18,028.86 : x
  2. Step 2: Convert to fraction form
    33,136.62/45,727.38 = 18,028.86/x
  3. Step 3: Cross multiply
    33,136.62x = 45,727.38 × 18,028.86
  4. Step 4: Simplify right side
    33,136.62x = 824,412,532.19
  5. Step 5: Solve for x
    x = 824,412,532.19/33,136.62
  6. Step 6: Final answer
    x = 24,879.20

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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.