Home / 16,040.40-24,028.20-11,115.60

Finding the Fourth Proportional to 16,040.40, 24,028.20 and 11,115.60

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Solution

The fourth proportional to 16,040.40, 24,028.20 and 11,115.60 is: 16,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.40 : 24,028.20 = 11,115.60 : x
  2. Step 2: Convert to fraction form
    16,040.40/24,028.20 = 11,115.60/x
  3. Step 3: Cross multiply
    16,040.40x = 24,028.20 × 11,115.60
  4. Step 4: Simplify right side
    16,040.40x = 267,087,859.92
  5. Step 5: Solve for x
    x = 267,087,859.92/16,040.40
  6. Step 6: Final answer
    x = 16,650.95

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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.