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Finding the Fourth Proportional to 22,879.30, 34,331.64 and 11,192.62

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Solution

The fourth proportional to 22,879.30, 34,331.64 and 11,192.62 is: 16,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.30 : 34,331.64 = 11,192.62 : x
  2. Step 2: Convert to fraction form
    22,879.30/34,331.64 = 11,192.62/x
  3. Step 3: Cross multiply
    22,879.30x = 34,331.64 × 11,192.62
  4. Step 4: Simplify right side
    22,879.30x = 384,261,000.50
  5. Step 5: Solve for x
    x = 384,261,000.50/22,879.30
  6. Step 6: Final answer
    x = 16,795.14

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1.5x scale

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.