Home / 12,229.56-16,876.44-6,924.87

Finding the Fourth Proportional to 12,229.56, 16,876.44 and 6,924.87

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Solution

The fourth proportional to 12,229.56, 16,876.44 and 6,924.87 is: 9,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,229.56 : 16,876.44 = 6,924.87 : x
  2. Step 2: Convert to fraction form
    12,229.56/16,876.44 = 6,924.87/x
  3. Step 3: Cross multiply
    12,229.56x = 16,876.44 × 6,924.87
  4. Step 4: Simplify right side
    12,229.56x = 116,867,153.06
  5. Step 5: Solve for x
    x = 116,867,153.06/12,229.56
  6. Step 6: Final answer
    x = 9,556.12

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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.