Home / 36,561.11-50,458.56-22,221.68

Finding the Fourth Proportional to 36,561.11, 50,458.56 and 22,221.68

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Solution

The fourth proportional to 36,561.11, 50,458.56 and 22,221.68 is: 30,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,561.11 : 50,458.56 = 22,221.68 : x
  2. Step 2: Convert to fraction form
    36,561.11/50,458.56 = 22,221.68/x
  3. Step 3: Cross multiply
    36,561.11x = 50,458.56 × 22,221.68
  4. Step 4: Simplify right side
    36,561.11x = 1,121,273,973.58
  5. Step 5: Solve for x
    x = 1,121,273,973.58/36,561.11
  6. Step 6: Final answer
    x = 30,668.49

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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.