Home / 36,797.78-50,781.18-20,882.49

Finding the Fourth Proportional to 36,797.78, 50,781.18 and 20,882.49

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Solution

The fourth proportional to 36,797.78, 50,781.18 and 20,882.49 is: 28,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797.78 : 50,781.18 = 20,882.49 : x
  2. Step 2: Convert to fraction form
    36,797.78/50,781.18 = 20,882.49/x
  3. Step 3: Cross multiply
    36,797.78x = 50,781.18 × 20,882.49
  4. Step 4: Simplify right side
    36,797.78x = 1,060,437,483.54
  5. Step 5: Solve for x
    x = 1,060,437,483.54/36,797.78
  6. Step 6: Final answer
    x = 28,817.98

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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.