Home / 14,634.54-20,190.60-8,260.36

Finding the Fourth Proportional to 14,634.54, 20,190.60 and 8,260.36

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Solution

The fourth proportional to 14,634.54, 20,190.60 and 8,260.36 is: 11,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.54 : 20,190.60 = 8,260.36 : x
  2. Step 2: Convert to fraction form
    14,634.54/20,190.60 = 8,260.36/x
  3. Step 3: Cross multiply
    14,634.54x = 20,190.60 × 8,260.36
  4. Step 4: Simplify right side
    14,634.54x = 166,781,624.62
  5. Step 5: Solve for x
    x = 166,781,624.62/14,634.54
  6. Step 6: Final answer
    x = 11,396.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.