Home / 37,008.20-55,520.40-18,297.20

Finding the Fourth Proportional to 37,008.20, 55,520.40 and 18,297.20

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Solution

The fourth proportional to 37,008.20, 55,520.40 and 18,297.20 is: 27,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,008.20 : 55,520.40 = 18,297.20 : x
  2. Step 2: Convert to fraction form
    37,008.20/55,520.40 = 18,297.20/x
  3. Step 3: Cross multiply
    37,008.20x = 55,520.40 × 18,297.20
  4. Step 4: Simplify right side
    37,008.20x = 1,015,867,862.88
  5. Step 5: Solve for x
    x = 1,015,867,862.88/37,008.20
  6. Step 6: Final answer
    x = 27,449.80

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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.