Home / 33,136.43-45,728.25-18,029.07

Finding the Fourth Proportional to 33,136.43, 45,728.25 and 18,029.07

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Solution

The fourth proportional to 33,136.43, 45,728.25 and 18,029.07 is: 24,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.43 : 45,728.25 = 18,029.07 : x
  2. Step 2: Convert to fraction form
    33,136.43/45,728.25 = 18,029.07/x
  3. Step 3: Cross multiply
    33,136.43x = 45,728.25 × 18,029.07
  4. Step 4: Simplify right side
    33,136.43x = 824,437,752.62
  5. Step 5: Solve for x
    x = 824,437,752.62/33,136.43
  6. Step 6: Final answer
    x = 24,880.11

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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.