Home / 37,919.80-56,912.10-16,892.20

Finding the Fourth Proportional to 37,919.80, 56,912.10 and 16,892.20

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Solution

The fourth proportional to 37,919.80, 56,912.10 and 16,892.20 is: 25,352.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,919.80 : 56,912.10 = 16,892.20 : x
  2. Step 2: Convert to fraction form
    37,919.80/56,912.10 = 16,892.20/x
  3. Step 3: Cross multiply
    37,919.80x = 56,912.10 × 16,892.20
  4. Step 4: Simplify right side
    37,919.80x = 961,370,575.62
  5. Step 5: Solve for x
    x = 961,370,575.62/37,919.80
  6. Step 6: Final answer
    x = 25,352.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.