Home / 14,936.80-22,481.20-11,257.60

Finding the Fourth Proportional to 14,936.80, 22,481.20 and 11,257.60

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Solution

The fourth proportional to 14,936.80, 22,481.20 and 11,257.60 is: 16,943.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,936.80 : 22,481.20 = 11,257.60 : x
  2. Step 2: Convert to fraction form
    14,936.80/22,481.20 = 11,257.60/x
  3. Step 3: Cross multiply
    14,936.80x = 22,481.20 × 11,257.60
  4. Step 4: Simplify right side
    14,936.80x = 253,084,357.12
  5. Step 5: Solve for x
    x = 253,084,357.12/14,936.80
  6. Step 6: Final answer
    x = 16,943.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.