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Finding the Fourth Proportional to 18,010, 24,856.68 and 10,558

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Solution

The fourth proportional to 18,010, 24,856.68 and 10,558 is: 14,571.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010 : 24,856.68 = 10,558 : x
  2. Step 2: Convert to fraction form
    18,010/24,856.68 = 10,558/x
  3. Step 3: Cross multiply
    18,010x = 24,856.68 × 10,558
  4. Step 4: Simplify right side
    18,010x = 262,436,827.44
  5. Step 5: Solve for x
    x = 262,436,827.44/18,010
  6. Step 6: Final answer
    x = 14,571.73

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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.