Home / 10,269.53-15,401.21-5,336.48

Finding the Fourth Proportional to 10,269.53, 15,401.21 and 5,336.48

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Solution

The fourth proportional to 10,269.53, 15,401.21 and 5,336.48 is: 8,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.53 : 15,401.21 = 5,336.48 : x
  2. Step 2: Convert to fraction form
    10,269.53/15,401.21 = 5,336.48/x
  3. Step 3: Cross multiply
    10,269.53x = 15,401.21 × 5,336.48
  4. Step 4: Simplify right side
    10,269.53x = 82,188,172.13
  5. Step 5: Solve for x
    x = 82,188,172.13/10,269.53
  6. Step 6: Final answer
    x = 8,003.11

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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.