Home / 22,068.30-33,102.45-12,226.80

Finding the Fourth Proportional to 22,068.30, 33,102.45 and 12,226.80

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Solution

The fourth proportional to 22,068.30, 33,102.45 and 12,226.80 is: 18,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.30 : 33,102.45 = 12,226.80 : x
  2. Step 2: Convert to fraction form
    22,068.30/33,102.45 = 12,226.80/x
  3. Step 3: Cross multiply
    22,068.30x = 33,102.45 × 12,226.80
  4. Step 4: Simplify right side
    22,068.30x = 404,737,035.66
  5. Step 5: Solve for x
    x = 404,737,035.66/22,068.30
  6. Step 6: Final answer
    x = 18,340.20

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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.