Home / 33,193.09-49,786.91-10,999.21

Finding the Fourth Proportional to 33,193.09, 49,786.91 and 10,999.21

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Solution

The fourth proportional to 33,193.09, 49,786.91 and 10,999.21 is: 16,497.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,193.09 : 49,786.91 = 10,999.21 : x
  2. Step 2: Convert to fraction form
    33,193.09/49,786.91 = 10,999.21/x
  3. Step 3: Cross multiply
    33,193.09x = 49,786.91 × 10,999.21
  4. Step 4: Simplify right side
    33,193.09x = 547,616,623.35
  5. Step 5: Solve for x
    x = 547,616,623.35/33,193.09
  6. Step 6: Final answer
    x = 16,497.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.