Home / 11,262.20-15,456.04-10,367.96

Finding the Fourth Proportional to 11,262.20, 15,456.04 and 10,367.96

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Solution

The fourth proportional to 11,262.20, 15,456.04 and 10,367.96 is: 14,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.20 : 15,456.04 = 10,367.96 : x
  2. Step 2: Convert to fraction form
    11,262.20/15,456.04 = 10,367.96/x
  3. Step 3: Cross multiply
    11,262.20x = 15,456.04 × 10,367.96
  4. Step 4: Simplify right side
    11,262.20x = 160,247,604.48
  5. Step 5: Solve for x
    x = 160,247,604.48/11,262.20
  6. Step 6: Final answer
    x = 14,228.80

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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.