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Finding the Fourth Proportional to 25,361, 34,998.30 and 14,183

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Solution

The fourth proportional to 25,361, 34,998.30 and 14,183 is: 19,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361 : 34,998.30 = 14,183 : x
  2. Step 2: Convert to fraction form
    25,361/34,998.30 = 14,183/x
  3. Step 3: Cross multiply
    25,361x = 34,998.30 × 14,183
  4. Step 4: Simplify right side
    25,361x = 496,380,888.90
  5. Step 5: Solve for x
    x = 496,380,888.90/25,361
  6. Step 6: Final answer
    x = 19,572.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.