Home / 36,934.76-50,963.20-21,829.88

Finding the Fourth Proportional to 36,934.76, 50,963.20 and 21,829.88

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Solution

The fourth proportional to 36,934.76, 50,963.20 and 21,829.88 is: 30,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,934.76 : 50,963.20 = 21,829.88 : x
  2. Step 2: Convert to fraction form
    36,934.76/50,963.20 = 21,829.88/x
  3. Step 3: Cross multiply
    36,934.76x = 50,963.20 × 21,829.88
  4. Step 4: Simplify right side
    36,934.76x = 1,112,520,540.42
  5. Step 5: Solve for x
    x = 1,112,520,540.42/36,934.76
  6. Step 6: Final answer
    x = 30,121.23

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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.