Home / 13,192.38-19,757.15-7,634.01

Finding the Fourth Proportional to 13,192.38, 19,757.15 and 7,634.01

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Solution

The fourth proportional to 13,192.38, 19,757.15 and 7,634.01 is: 11,432.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.38 : 19,757.15 = 7,634.01 : x
  2. Step 2: Convert to fraction form
    13,192.38/19,757.15 = 7,634.01/x
  3. Step 3: Cross multiply
    13,192.38x = 19,757.15 × 7,634.01
  4. Step 4: Simplify right side
    13,192.38x = 150,826,280.67
  5. Step 5: Solve for x
    x = 150,826,280.67/13,192.38
  6. Step 6: Final answer
    x = 11,432.83

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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.