Home / 12,025.36-18,039.83-3,704.68

Finding the Fourth Proportional to 12,025.36, 18,039.83 and 3,704.68

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Solution

The fourth proportional to 12,025.36, 18,039.83 and 3,704.68 is: 5,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.36 : 18,039.83 = 3,704.68 : x
  2. Step 2: Convert to fraction form
    12,025.36/18,039.83 = 3,704.68/x
  3. Step 3: Cross multiply
    12,025.36x = 18,039.83 × 3,704.68
  4. Step 4: Simplify right side
    12,025.36x = 66,831,699.96
  5. Step 5: Solve for x
    x = 66,831,699.96/12,025.36
  6. Step 6: Final answer
    x = 5,557.57

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1.5x scale

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.