Home / 33,075.52-49,613.42-8,115.73

Finding the Fourth Proportional to 33,075.52, 49,613.42 and 8,115.73

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Solution

The fourth proportional to 33,075.52, 49,613.42 and 8,115.73 is: 12,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,075.52 : 49,613.42 = 8,115.73 : x
  2. Step 2: Convert to fraction form
    33,075.52/49,613.42 = 8,115.73/x
  3. Step 3: Cross multiply
    33,075.52x = 49,613.42 × 8,115.73
  4. Step 4: Simplify right side
    33,075.52x = 402,649,121.10
  5. Step 5: Solve for x
    x = 402,649,121.10/33,075.52
  6. Step 6: Final answer
    x = 12,173.63

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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.