Home / 12,025.14-18,037.84-3,705.09

Finding the Fourth Proportional to 12,025.14, 18,037.84 and 3,705.09

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Solution

The fourth proportional to 12,025.14, 18,037.84 and 3,705.09 is: 5,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.14 : 18,037.84 = 3,705.09 : x
  2. Step 2: Convert to fraction form
    12,025.14/18,037.84 = 3,705.09/x
  3. Step 3: Cross multiply
    12,025.14x = 18,037.84 × 3,705.09
  4. Step 4: Simplify right side
    12,025.14x = 66,831,750.65
  5. Step 5: Solve for x
    x = 66,831,750.65/12,025.14
  6. Step 6: Final answer
    x = 5,557.67

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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.