Home / 36,948.86-50,989.11-20,181.50

Finding the Fourth Proportional to 36,948.86, 50,989.11 and 20,181.50

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Solution

The fourth proportional to 36,948.86, 50,989.11 and 20,181.50 is: 27,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,948.86 : 50,989.11 = 20,181.50 : x
  2. Step 2: Convert to fraction form
    36,948.86/50,989.11 = 20,181.50/x
  3. Step 3: Cross multiply
    36,948.86x = 50,989.11 × 20,181.50
  4. Step 4: Simplify right side
    36,948.86x = 1,029,036,723.47
  5. Step 5: Solve for x
    x = 1,029,036,723.47/36,948.86
  6. Step 6: Final answer
    x = 27,850.30

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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.