Home / 25,536.82-38,311.36-8,006.64

Finding the Fourth Proportional to 25,536.82, 38,311.36 and 8,006.64

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Solution

The fourth proportional to 25,536.82, 38,311.36 and 8,006.64 is: 12,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,536.82 : 38,311.36 = 8,006.64 : x
  2. Step 2: Convert to fraction form
    25,536.82/38,311.36 = 8,006.64/x
  3. Step 3: Cross multiply
    25,536.82x = 38,311.36 × 8,006.64
  4. Step 4: Simplify right side
    25,536.82x = 306,745,227.40
  5. Step 5: Solve for x
    x = 306,745,227.40/25,536.82
  6. Step 6: Final answer
    x = 12,011.88

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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.