Home / 12,028.74-16,599.30-6,723.66

Finding the Fourth Proportional to 12,028.74, 16,599.30 and 6,723.66

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Solution

The fourth proportional to 12,028.74, 16,599.30 and 6,723.66 is: 9,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028.74 : 16,599.30 = 6,723.66 : x
  2. Step 2: Convert to fraction form
    12,028.74/16,599.30 = 6,723.66/x
  3. Step 3: Cross multiply
    12,028.74x = 16,599.30 × 6,723.66
  4. Step 4: Simplify right side
    12,028.74x = 111,608,049.44
  5. Step 5: Solve for x
    x = 111,608,049.44/12,028.74
  6. Step 6: Final answer
    x = 9,278.45

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1.5x scale

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.