Home / 19,310.57-28,963.41-6,161.84

Finding the Fourth Proportional to 19,310.57, 28,963.41 and 6,161.84

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Solution

The fourth proportional to 19,310.57, 28,963.41 and 6,161.84 is: 9,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,310.57 : 28,963.41 = 6,161.84 : x
  2. Step 2: Convert to fraction form
    19,310.57/28,963.41 = 6,161.84/x
  3. Step 3: Cross multiply
    19,310.57x = 28,963.41 × 6,161.84
  4. Step 4: Simplify right side
    19,310.57x = 178,467,753.46
  5. Step 5: Solve for x
    x = 178,467,753.46/19,310.57
  6. Step 6: Final answer
    x = 9,241.97

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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.