Home / 14,069.52-19,415.94-8,481.60

Finding the Fourth Proportional to 14,069.52, 19,415.94 and 8,481.60

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Solution

The fourth proportional to 14,069.52, 19,415.94 and 8,481.60 is: 11,704.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,069.52 : 19,415.94 = 8,481.60 : x
  2. Step 2: Convert to fraction form
    14,069.52/19,415.94 = 8,481.60/x
  3. Step 3: Cross multiply
    14,069.52x = 19,415.94 × 8,481.60
  4. Step 4: Simplify right side
    14,069.52x = 164,678,236.70
  5. Step 5: Solve for x
    x = 164,678,236.70/14,069.52
  6. Step 6: Final answer
    x = 11,704.61

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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.