Home / 13,906.22-20,863.98-4,546.67

Finding the Fourth Proportional to 13,906.22, 20,863.98 and 4,546.67

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Solution

The fourth proportional to 13,906.22, 20,863.98 and 4,546.67 is: 6,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906.22 : 20,863.98 = 4,546.67 : x
  2. Step 2: Convert to fraction form
    13,906.22/20,863.98 = 4,546.67/x
  3. Step 3: Cross multiply
    13,906.22x = 20,863.98 × 4,546.67
  4. Step 4: Simplify right side
    13,906.22x = 94,861,527.63
  5. Step 5: Solve for x
    x = 94,861,527.63/13,906.22
  6. Step 6: Final answer
    x = 6,821.52

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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.