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Finding the Fourth Proportional to 14,269.53, 19,692 and 8,299.62

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Solution

The fourth proportional to 14,269.53, 19,692 and 8,299.62 is: 11,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.53 : 19,692 = 8,299.62 : x
  2. Step 2: Convert to fraction form
    14,269.53/19,692 = 8,299.62/x
  3. Step 3: Cross multiply
    14,269.53x = 19,692 × 8,299.62
  4. Step 4: Simplify right side
    14,269.53x = 163,436,117.04
  5. Step 5: Solve for x
    x = 163,436,117.04/14,269.53
  6. Step 6: Final answer
    x = 11,453.50

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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.