Home / 33,072.30-49,608.54-8,112.48

Finding the Fourth Proportional to 33,072.30, 49,608.54 and 8,112.48

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Solution

The fourth proportional to 33,072.30, 49,608.54 and 8,112.48 is: 12,168.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,072.30 : 49,608.54 = 8,112.48 : x
  2. Step 2: Convert to fraction form
    33,072.30/49,608.54 = 8,112.48/x
  3. Step 3: Cross multiply
    33,072.30x = 49,608.54 × 8,112.48
  4. Step 4: Simplify right side
    33,072.30x = 402,448,288.58
  5. Step 5: Solve for x
    x = 402,448,288.58/33,072.30
  6. Step 6: Final answer
    x = 12,168.74

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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.