Home / 11,976.96-16,529.67-7,261.23

Finding the Fourth Proportional to 11,976.96, 16,529.67 and 7,261.23

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Solution

The fourth proportional to 11,976.96, 16,529.67 and 7,261.23 is: 10,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976.96 : 16,529.67 = 7,261.23 : x
  2. Step 2: Convert to fraction form
    11,976.96/16,529.67 = 7,261.23/x
  3. Step 3: Cross multiply
    11,976.96x = 16,529.67 × 7,261.23
  4. Step 4: Simplify right side
    11,976.96x = 120,025,735.69
  5. Step 5: Solve for x
    x = 120,025,735.69/11,976.96
  6. Step 6: Final answer
    x = 10,021.39

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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.