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Finding the Fourth Proportional to 16,536, 24,805.44 and 4,224

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Solution

The fourth proportional to 16,536, 24,805.44 and 4,224 is: 6,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,536 : 24,805.44 = 4,224 : x
  2. Step 2: Convert to fraction form
    16,536/24,805.44 = 4,224/x
  3. Step 3: Cross multiply
    16,536x = 24,805.44 × 4,224
  4. Step 4: Simplify right side
    16,536x = 104,778,178.56
  5. Step 5: Solve for x
    x = 104,778,178.56/16,536
  6. Step 6: Final answer
    x = 6,336.37

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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.