Home / 15,432.16-23,151.44-6,198.88

Finding the Fourth Proportional to 15,432.16, 23,151.44 and 6,198.88

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Solution

The fourth proportional to 15,432.16, 23,151.44 and 6,198.88 is: 9,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.16 : 23,151.44 = 6,198.88 : x
  2. Step 2: Convert to fraction form
    15,432.16/23,151.44 = 6,198.88/x
  3. Step 3: Cross multiply
    15,432.16x = 23,151.44 × 6,198.88
  4. Step 4: Simplify right side
    15,432.16x = 143,512,998.39
  5. Step 5: Solve for x
    x = 143,512,998.39/15,432.16
  6. Step 6: Final answer
    x = 9,299.61

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.