Home / 22,092.57-30,487.88-12,021.09

Finding the Fourth Proportional to 22,092.57, 30,487.88 and 12,021.09

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Solution

The fourth proportional to 22,092.57, 30,487.88 and 12,021.09 is: 16,589.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,092.57 : 30,487.88 = 12,021.09 : x
  2. Step 2: Convert to fraction form
    22,092.57/30,487.88 = 12,021.09/x
  3. Step 3: Cross multiply
    22,092.57x = 30,487.88 × 12,021.09
  4. Step 4: Simplify right side
    22,092.57x = 366,497,336.84
  5. Step 5: Solve for x
    x = 366,497,336.84/22,092.57
  6. Step 6: Final answer
    x = 16,589.17

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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.