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Finding the Fourth Proportional to 10,014.56, 15,020.13 and 3,350.48

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Solution

The fourth proportional to 10,014.56, 15,020.13 and 3,350.48 is: 5,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,014.56 : 15,020.13 = 3,350.48 : x
  2. Step 2: Convert to fraction form
    10,014.56/15,020.13 = 3,350.48/x
  3. Step 3: Cross multiply
    10,014.56x = 15,020.13 × 3,350.48
  4. Step 4: Simplify right side
    10,014.56x = 50,324,603.75
  5. Step 5: Solve for x
    x = 50,324,603.75/10,014.56
  6. Step 6: Final answer
    x = 5,025.14

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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.