Home / 12,027.36-16,596.40-6,722

Finding the Fourth Proportional to 12,027.36, 16,596.40 and 6,722

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Solution

The fourth proportional to 12,027.36, 16,596.40 and 6,722 is: 9,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.36 : 16,596.40 = 6,722 : x
  2. Step 2: Convert to fraction form
    12,027.36/16,596.40 = 6,722/x
  3. Step 3: Cross multiply
    12,027.36x = 16,596.40 × 6,722
  4. Step 4: Simplify right side
    12,027.36x = 111,561,000.80
  5. Step 5: Solve for x
    x = 111,561,000.80/12,027.36
  6. Step 6: Final answer
    x = 9,275.60

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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.