Home / 22,064.38-30,449.05-11,992.84

Finding the Fourth Proportional to 22,064.38, 30,449.05 and 11,992.84

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Solution

The fourth proportional to 22,064.38, 30,449.05 and 11,992.84 is: 16,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.38 : 30,449.05 = 11,992.84 : x
  2. Step 2: Convert to fraction form
    22,064.38/30,449.05 = 11,992.84/x
  3. Step 3: Cross multiply
    22,064.38x = 30,449.05 × 11,992.84
  4. Step 4: Simplify right side
    22,064.38x = 365,170,592.88
  5. Step 5: Solve for x
    x = 365,170,592.88/22,064.38
  6. Step 6: Final answer
    x = 16,550.23

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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.