Home / 22,147.34-33,234.84-8,999.70

Finding the Fourth Proportional to 22,147.34, 33,234.84 and 8,999.70

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Solution

The fourth proportional to 22,147.34, 33,234.84 and 8,999.70 is: 13,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.34 : 33,234.84 = 8,999.70 : x
  2. Step 2: Convert to fraction form
    22,147.34/33,234.84 = 8,999.70/x
  3. Step 3: Cross multiply
    22,147.34x = 33,234.84 × 8,999.70
  4. Step 4: Simplify right side
    22,147.34x = 299,103,555.80
  5. Step 5: Solve for x
    x = 299,103,555.80/22,147.34
  6. Step 6: Final answer
    x = 13,505.17

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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.