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Finding the Fourth Proportional to 16,267.53, 24,400.99 and 5,174.99

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Solution

The fourth proportional to 16,267.53, 24,400.99 and 5,174.99 is: 7,762.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,267.53 : 24,400.99 = 5,174.99 : x
  2. Step 2: Convert to fraction form
    16,267.53/24,400.99 = 5,174.99/x
  3. Step 3: Cross multiply
    16,267.53x = 24,400.99 × 5,174.99
  4. Step 4: Simplify right side
    16,267.53x = 126,274,879.24
  5. Step 5: Solve for x
    x = 126,274,879.24/16,267.53
  6. Step 6: Final answer
    x = 7,762.39

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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.