Home / 36,277.92-50,055-21,161.52

Finding the Fourth Proportional to 36,277.92, 50,055 and 21,161.52

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Solution

The fourth proportional to 36,277.92, 50,055 and 21,161.52 is: 29,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,277.92 : 50,055 = 21,161.52 : x
  2. Step 2: Convert to fraction form
    36,277.92/50,055 = 21,161.52/x
  3. Step 3: Cross multiply
    36,277.92x = 50,055 × 21,161.52
  4. Step 4: Simplify right side
    36,277.92x = 1,059,239,883.60
  5. Step 5: Solve for x
    x = 1,059,239,883.60/36,277.92
  6. Step 6: Final answer
    x = 29,197.92

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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.