Home / 15,972.92-23,956.28-6,109.88

Finding the Fourth Proportional to 15,972.92, 23,956.28 and 6,109.88

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Solution

The fourth proportional to 15,972.92, 23,956.28 and 6,109.88 is: 9,163.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.92 : 23,956.28 = 6,109.88 : x
  2. Step 2: Convert to fraction form
    15,972.92/23,956.28 = 6,109.88/x
  3. Step 3: Cross multiply
    15,972.92x = 23,956.28 × 6,109.88
  4. Step 4: Simplify right side
    15,972.92x = 146,369,845.72
  5. Step 5: Solve for x
    x = 146,369,845.72/15,972.92
  6. Step 6: Final answer
    x = 9,163.63

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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.