Home / 33,136.22-45,727.99-18,028.89

Finding the Fourth Proportional to 33,136.22, 45,727.99 and 18,028.89

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Solution

The fourth proportional to 33,136.22, 45,727.99 and 18,028.89 is: 24,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.22 : 45,727.99 = 18,028.89 : x
  2. Step 2: Convert to fraction form
    33,136.22/45,727.99 = 18,028.89/x
  3. Step 3: Cross multiply
    33,136.22x = 45,727.99 × 18,028.89
  4. Step 4: Simplify right side
    33,136.22x = 824,424,856.56
  5. Step 5: Solve for x
    x = 824,424,856.56/33,136.22
  6. Step 6: Final answer
    x = 24,879.87

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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.