Home / 22,191.15-33,267.30-8,349.87

Finding the Fourth Proportional to 22,191.15, 33,267.30 and 8,349.87

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Solution

The fourth proportional to 22,191.15, 33,267.30 and 8,349.87 is: 12,517.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191.15 : 33,267.30 = 8,349.87 : x
  2. Step 2: Convert to fraction form
    22,191.15/33,267.30 = 8,349.87/x
  3. Step 3: Cross multiply
    22,191.15x = 33,267.30 × 8,349.87
  4. Step 4: Simplify right side
    22,191.15x = 277,777,630.25
  5. Step 5: Solve for x
    x = 277,777,630.25/22,191.15
  6. Step 6: Final answer
    x = 12,517.50

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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.