Home / 15,193.38-22,787.46-6,871.44

Finding the Fourth Proportional to 15,193.38, 22,787.46 and 6,871.44

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Solution

The fourth proportional to 15,193.38, 22,787.46 and 6,871.44 is: 10,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193.38 : 22,787.46 = 6,871.44 : x
  2. Step 2: Convert to fraction form
    15,193.38/22,787.46 = 6,871.44/x
  3. Step 3: Cross multiply
    15,193.38x = 22,787.46 × 6,871.44
  4. Step 4: Simplify right side
    15,193.38x = 156,582,664.14
  5. Step 5: Solve for x
    x = 156,582,664.14/15,193.38
  6. Step 6: Final answer
    x = 10,305.98

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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.