Home / 33,310.80-49,966.20-11,120.04

Finding the Fourth Proportional to 33,310.80, 49,966.20 and 11,120.04

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Solution

The fourth proportional to 33,310.80, 49,966.20 and 11,120.04 is: 16,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,310.80 : 49,966.20 = 11,120.04 : x
  2. Step 2: Convert to fraction form
    33,310.80/49,966.20 = 11,120.04/x
  3. Step 3: Cross multiply
    33,310.80x = 49,966.20 × 11,120.04
  4. Step 4: Simplify right side
    33,310.80x = 555,626,142.65
  5. Step 5: Solve for x
    x = 555,626,142.65/33,310.80
  6. Step 6: Final answer
    x = 16,680.06

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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.