Home / 36,838.68-50,835.72-20,922.88

Finding the Fourth Proportional to 36,838.68, 50,835.72 and 20,922.88

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Solution

The fourth proportional to 36,838.68, 50,835.72 and 20,922.88 is: 28,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,838.68 : 50,835.72 = 20,922.88 : x
  2. Step 2: Convert to fraction form
    36,838.68/50,835.72 = 20,922.88/x
  3. Step 3: Cross multiply
    36,838.68x = 50,835.72 × 20,922.88
  4. Step 4: Simplify right side
    36,838.68x = 1,063,629,669.27
  5. Step 5: Solve for x
    x = 1,063,629,669.27/36,838.68
  6. Step 6: Final answer
    x = 28,872.63

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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.