Home / 12,093.84-18,138.63-3,326.67

Finding the Fourth Proportional to 12,093.84, 18,138.63 and 3,326.67

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Solution

The fourth proportional to 12,093.84, 18,138.63 and 3,326.67 is: 4,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.84 : 18,138.63 = 3,326.67 : x
  2. Step 2: Convert to fraction form
    12,093.84/18,138.63 = 3,326.67/x
  3. Step 3: Cross multiply
    12,093.84x = 18,138.63 × 3,326.67
  4. Step 4: Simplify right side
    12,093.84x = 60,341,236.26
  5. Step 5: Solve for x
    x = 60,341,236.26/12,093.84
  6. Step 6: Final answer
    x = 4,989.42

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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.