Home / 16,787.54-25,184.97-5,543.37

Finding the Fourth Proportional to 16,787.54, 25,184.97 and 5,543.37

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Solution

The fourth proportional to 16,787.54, 25,184.97 and 5,543.37 is: 8,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.54 : 25,184.97 = 5,543.37 : x
  2. Step 2: Convert to fraction form
    16,787.54/25,184.97 = 5,543.37/x
  3. Step 3: Cross multiply
    16,787.54x = 25,184.97 × 5,543.37
  4. Step 4: Simplify right side
    16,787.54x = 139,609,591.56
  5. Step 5: Solve for x
    x = 139,609,591.56/16,787.54
  6. Step 6: Final answer
    x = 8,316.26

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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.