Home / 36,332.39-50,143.38-20,416.83

Finding the Fourth Proportional to 36,332.39, 50,143.38 and 20,416.83

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Solution

The fourth proportional to 36,332.39, 50,143.38 and 20,416.83 is: 28,177.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,332.39 : 50,143.38 = 20,416.83 : x
  2. Step 2: Convert to fraction form
    36,332.39/50,143.38 = 20,416.83/x
  3. Step 3: Cross multiply
    36,332.39x = 50,143.38 × 20,416.83
  4. Step 4: Simplify right side
    36,332.39x = 1,023,768,865.09
  5. Step 5: Solve for x
    x = 1,023,768,865.09/36,332.39
  6. Step 6: Final answer
    x = 28,177.86

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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.