Home / 16,491.47-24,732-5,396.36

Finding the Fourth Proportional to 16,491.47, 24,732 and 5,396.36

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Solution

The fourth proportional to 16,491.47, 24,732 and 5,396.36 is: 8,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,491.47 : 24,732 = 5,396.36 : x
  2. Step 2: Convert to fraction form
    16,491.47/24,732 = 5,396.36/x
  3. Step 3: Cross multiply
    16,491.47x = 24,732 × 5,396.36
  4. Step 4: Simplify right side
    16,491.47x = 133,462,651.86
  5. Step 5: Solve for x
    x = 133,462,651.86/16,491.47
  6. Step 6: Final answer
    x = 8,092.83

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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.