Home / 11,261.20-15,454.67-10,366.96

Finding the Fourth Proportional to 11,261.20, 15,454.67 and 10,366.96

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Solution

The fourth proportional to 11,261.20, 15,454.67 and 10,366.96 is: 14,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,261.20 : 15,454.67 = 10,366.96 : x
  2. Step 2: Convert to fraction form
    11,261.20/15,454.67 = 10,366.96/x
  3. Step 3: Cross multiply
    11,261.20x = 15,454.67 × 10,366.96
  4. Step 4: Simplify right side
    11,261.20x = 160,217,945.70
  5. Step 5: Solve for x
    x = 160,217,945.70/11,261.20
  6. Step 6: Final answer
    x = 14,227.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.