Home / 15,170.98-22,756.79-3,926.56

Finding the Fourth Proportional to 15,170.98, 22,756.79 and 3,926.56

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Solution

The fourth proportional to 15,170.98, 22,756.79 and 3,926.56 is: 5,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170.98 : 22,756.79 = 3,926.56 : x
  2. Step 2: Convert to fraction form
    15,170.98/22,756.79 = 3,926.56/x
  3. Step 3: Cross multiply
    15,170.98x = 22,756.79 × 3,926.56
  4. Step 4: Simplify right side
    15,170.98x = 89,355,824.82
  5. Step 5: Solve for x
    x = 89,355,824.82/15,170.98
  6. Step 6: Final answer
    x = 5,889.92

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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.