Home / 21,917.24-32,872.62-8,063

Finding the Fourth Proportional to 21,917.24, 32,872.62 and 8,063

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Solution

The fourth proportional to 21,917.24, 32,872.62 and 8,063 is: 12,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,917.24 : 32,872.62 = 8,063 : x
  2. Step 2: Convert to fraction form
    21,917.24/32,872.62 = 8,063/x
  3. Step 3: Cross multiply
    21,917.24x = 32,872.62 × 8,063
  4. Step 4: Simplify right side
    21,917.24x = 265,051,935.06
  5. Step 5: Solve for x
    x = 265,051,935.06/21,917.24
  6. Step 6: Final answer
    x = 12,093.31

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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.