Home / 15,011.82-22,519.08-4,481.64

Finding the Fourth Proportional to 15,011.82, 22,519.08 and 4,481.64

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Solution

The fourth proportional to 15,011.82, 22,519.08 and 4,481.64 is: 6,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,011.82 : 22,519.08 = 4,481.64 : x
  2. Step 2: Convert to fraction form
    15,011.82/22,519.08 = 4,481.64/x
  3. Step 3: Cross multiply
    15,011.82x = 22,519.08 × 4,481.64
  4. Step 4: Simplify right side
    15,011.82x = 100,922,409.69
  5. Step 5: Solve for x
    x = 100,922,409.69/15,011.82
  6. Step 6: Final answer
    x = 6,722.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.