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Finding the Fourth Proportional to 36,181.80, 49,930.88 and 22,034.64

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Solution

The fourth proportional to 36,181.80, 49,930.88 and 22,034.64 is: 30,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.80 : 49,930.88 = 22,034.64 : x
  2. Step 2: Convert to fraction form
    36,181.80/49,930.88 = 22,034.64/x
  3. Step 3: Cross multiply
    36,181.80x = 49,930.88 × 22,034.64
  4. Step 4: Simplify right side
    36,181.80x = 1,100,208,965.68
  5. Step 5: Solve for x
    x = 1,100,208,965.68/36,181.80
  6. Step 6: Final answer
    x = 30,407.80

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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.