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Finding the Fourth Proportional to 10,269.96, 15,395.20 and 4,033.96

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Solution

The fourth proportional to 10,269.96, 15,395.20 and 4,033.96 is: 6,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.96 : 15,395.20 = 4,033.96 : x
  2. Step 2: Convert to fraction form
    10,269.96/15,395.20 = 4,033.96/x
  3. Step 3: Cross multiply
    10,269.96x = 15,395.20 × 4,033.96
  4. Step 4: Simplify right side
    10,269.96x = 62,103,620.99
  5. Step 5: Solve for x
    x = 62,103,620.99/10,269.96
  6. Step 6: Final answer
    x = 6,047.11

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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.