Home / 21,736.60-32,592.89-6,739.56

Finding the Fourth Proportional to 21,736.60, 32,592.89 and 6,739.56

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Solution

The fourth proportional to 21,736.60, 32,592.89 and 6,739.56 is: 10,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.60 : 32,592.89 = 6,739.56 : x
  2. Step 2: Convert to fraction form
    21,736.60/32,592.89 = 6,739.56/x
  3. Step 3: Cross multiply
    21,736.60x = 32,592.89 × 6,739.56
  4. Step 4: Simplify right side
    21,736.60x = 219,661,754.58
  5. Step 5: Solve for x
    x = 219,661,754.58/21,736.60
  6. Step 6: Final answer
    x = 10,105.62

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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.