Home / 10,025.18-15,039.62-3,361.02

Finding the Fourth Proportional to 10,025.18, 15,039.62 and 3,361.02

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Solution

The fourth proportional to 10,025.18, 15,039.62 and 3,361.02 is: 5,042.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.18 : 15,039.62 = 3,361.02 : x
  2. Step 2: Convert to fraction form
    10,025.18/15,039.62 = 3,361.02/x
  3. Step 3: Cross multiply
    10,025.18x = 15,039.62 × 3,361.02
  4. Step 4: Simplify right side
    10,025.18x = 50,548,463.61
  5. Step 5: Solve for x
    x = 50,548,463.61/10,025.18
  6. Step 6: Final answer
    x = 5,042.15

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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.