Home / 16,539.78-24,811.29-5,446.56

Finding the Fourth Proportional to 16,539.78, 24,811.29 and 5,446.56

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Solution

The fourth proportional to 16,539.78, 24,811.29 and 5,446.56 is: 8,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,539.78 : 24,811.29 = 5,446.56 : x
  2. Step 2: Convert to fraction form
    16,539.78/24,811.29 = 5,446.56/x
  3. Step 3: Cross multiply
    16,539.78x = 24,811.29 × 5,446.56
  4. Step 4: Simplify right side
    16,539.78x = 135,136,179.66
  5. Step 5: Solve for x
    x = 135,136,179.66/16,539.78
  6. Step 6: Final answer
    x = 8,170.37

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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.