Home / 22,079.14-30,469.89-12,008.32

Finding the Fourth Proportional to 22,079.14, 30,469.89 and 12,008.32

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Solution

The fourth proportional to 22,079.14, 30,469.89 and 12,008.32 is: 16,571.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,079.14 : 30,469.89 = 12,008.32 : x
  2. Step 2: Convert to fraction form
    22,079.14/30,469.89 = 12,008.32/x
  3. Step 3: Cross multiply
    22,079.14x = 30,469.89 × 12,008.32
  4. Step 4: Simplify right side
    22,079.14x = 365,892,189.48
  5. Step 5: Solve for x
    x = 365,892,189.48/22,079.14
  6. Step 6: Final answer
    x = 16,571.85

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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.