Home / 14,986.53-22,481.82-5,123.16

Finding the Fourth Proportional to 14,986.53, 22,481.82 and 5,123.16

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Solution

The fourth proportional to 14,986.53, 22,481.82 and 5,123.16 is: 7,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.53 : 22,481.82 = 5,123.16 : x
  2. Step 2: Convert to fraction form
    14,986.53/22,481.82 = 5,123.16/x
  3. Step 3: Cross multiply
    14,986.53x = 22,481.82 × 5,123.16
  4. Step 4: Simplify right side
    14,986.53x = 115,177,960.95
  5. Step 5: Solve for x
    x = 115,177,960.95/14,986.53
  6. Step 6: Final answer
    x = 7,685.43

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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.