Home / 13,865.70-20,796.12-4,504.36

Finding the Fourth Proportional to 13,865.70, 20,796.12 and 4,504.36

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Solution

The fourth proportional to 13,865.70, 20,796.12 and 4,504.36 is: 6,755.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865.70 : 20,796.12 = 4,504.36 : x
  2. Step 2: Convert to fraction form
    13,865.70/20,796.12 = 4,504.36/x
  3. Step 3: Cross multiply
    13,865.70x = 20,796.12 × 4,504.36
  4. Step 4: Simplify right side
    13,865.70x = 93,673,211.08
  5. Step 5: Solve for x
    x = 93,673,211.08/13,865.70
  6. Step 6: Final answer
    x = 6,755.75

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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.