Home / 13,503.45-20,257.21-4,736.82

Finding the Fourth Proportional to 13,503.45, 20,257.21 and 4,736.82

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Solution

The fourth proportional to 13,503.45, 20,257.21 and 4,736.82 is: 7,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,503.45 : 20,257.21 = 4,736.82 : x
  2. Step 2: Convert to fraction form
    13,503.45/20,257.21 = 4,736.82/x
  3. Step 3: Cross multiply
    13,503.45x = 20,257.21 × 4,736.82
  4. Step 4: Simplify right side
    13,503.45x = 95,954,784.43
  5. Step 5: Solve for x
    x = 95,954,784.43/13,503.45
  6. Step 6: Final answer
    x = 7,105.94

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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.