Home / 12,069.44-18,099.02-5,499.80

Finding the Fourth Proportional to 12,069.44, 18,099.02 and 5,499.80

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Solution

The fourth proportional to 12,069.44, 18,099.02 and 5,499.80 is: 8,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.44 : 18,099.02 = 5,499.80 : x
  2. Step 2: Convert to fraction form
    12,069.44/18,099.02 = 5,499.80/x
  3. Step 3: Cross multiply
    12,069.44x = 18,099.02 × 5,499.80
  4. Step 4: Simplify right side
    12,069.44x = 99,540,990.20
  5. Step 5: Solve for x
    x = 99,540,990.20/12,069.44
  6. Step 6: Final answer
    x = 8,247.36

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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.