Home / 22,519.62-33,753.51-12,109.50

Finding the Fourth Proportional to 22,519.62, 33,753.51 and 12,109.50

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Solution

The fourth proportional to 22,519.62, 33,753.51 and 12,109.50 is: 18,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,519.62 : 33,753.51 = 12,109.50 : x
  2. Step 2: Convert to fraction form
    22,519.62/33,753.51 = 12,109.50/x
  3. Step 3: Cross multiply
    22,519.62x = 33,753.51 × 12,109.50
  4. Step 4: Simplify right side
    22,519.62x = 408,738,129.35
  5. Step 5: Solve for x
    x = 408,738,129.35/22,519.62
  6. Step 6: Final answer
    x = 18,150.31

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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.