Home / 13,732.74-20,601.38-4,845.56

Finding the Fourth Proportional to 13,732.74, 20,601.38 and 4,845.56

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Solution

The fourth proportional to 13,732.74, 20,601.38 and 4,845.56 is: 7,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.74 : 20,601.38 = 4,845.56 : x
  2. Step 2: Convert to fraction form
    13,732.74/20,601.38 = 4,845.56/x
  3. Step 3: Cross multiply
    13,732.74x = 20,601.38 × 4,845.56
  4. Step 4: Simplify right side
    13,732.74x = 99,825,131.98
  5. Step 5: Solve for x
    x = 99,825,131.98/13,732.74
  6. Step 6: Final answer
    x = 7,269.13

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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.