Home / 22,620.18-33,895.68-12,091.70

Finding the Fourth Proportional to 22,620.18, 33,895.68 and 12,091.70

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Solution

The fourth proportional to 22,620.18, 33,895.68 and 12,091.70 is: 18,119.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,620.18 : 33,895.68 = 12,091.70 : x
  2. Step 2: Convert to fraction form
    22,620.18/33,895.68 = 12,091.70/x
  3. Step 3: Cross multiply
    22,620.18x = 33,895.68 × 12,091.70
  4. Step 4: Simplify right side
    22,620.18x = 409,856,393.86
  5. Step 5: Solve for x
    x = 409,856,393.86/22,620.18
  6. Step 6: Final answer
    x = 18,119.06

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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.