Home / 12,414.62-18,621.46-3,054.67

Finding the Fourth Proportional to 12,414.62, 18,621.46 and 3,054.67

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Solution

The fourth proportional to 12,414.62, 18,621.46 and 3,054.67 is: 4,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.62 : 18,621.46 = 3,054.67 : x
  2. Step 2: Convert to fraction form
    12,414.62/18,621.46 = 3,054.67/x
  3. Step 3: Cross multiply
    12,414.62x = 18,621.46 × 3,054.67
  4. Step 4: Simplify right side
    12,414.62x = 56,882,415.22
  5. Step 5: Solve for x
    x = 56,882,415.22/12,414.62
  6. Step 6: Final answer
    x = 4,581.89

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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.