Home / 36,791.28-50,770.68-20,875.44

Finding the Fourth Proportional to 36,791.28, 50,770.68 and 20,875.44

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Solution

The fourth proportional to 36,791.28, 50,770.68 and 20,875.44 is: 28,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,791.28 : 50,770.68 = 20,875.44 : x
  2. Step 2: Convert to fraction form
    36,791.28/50,770.68 = 20,875.44/x
  3. Step 3: Cross multiply
    36,791.28x = 50,770.68 × 20,875.44
  4. Step 4: Simplify right side
    36,791.28x = 1,059,860,284.10
  5. Step 5: Solve for x
    x = 1,059,860,284.10/36,791.28
  6. Step 6: Final answer
    x = 28,807.38

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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.