Home / 36,717.15-50,672.17-20,801.73

Finding the Fourth Proportional to 36,717.15, 50,672.17 and 20,801.73

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Solution

The fourth proportional to 36,717.15, 50,672.17 and 20,801.73 is: 28,707.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,717.15 : 50,672.17 = 20,801.73 : x
  2. Step 2: Convert to fraction form
    36,717.15/50,672.17 = 20,801.73/x
  3. Step 3: Cross multiply
    36,717.15x = 50,672.17 × 20,801.73
  4. Step 4: Simplify right side
    36,717.15x = 1,054,068,798.85
  5. Step 5: Solve for x
    x = 1,054,068,798.85/36,717.15
  6. Step 6: Final answer
    x = 28,707.81

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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.