Home / 13,795.01-20,676.30-6,383.81

Finding the Fourth Proportional to 13,795.01, 20,676.30 and 6,383.81

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Solution

The fourth proportional to 13,795.01, 20,676.30 and 6,383.81 is: 9,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.01 : 20,676.30 = 6,383.81 : x
  2. Step 2: Convert to fraction form
    13,795.01/20,676.30 = 6,383.81/x
  3. Step 3: Cross multiply
    13,795.01x = 20,676.30 × 6,383.81
  4. Step 4: Simplify right side
    13,795.01x = 131,993,570.70
  5. Step 5: Solve for x
    x = 131,993,570.70/13,795.01
  6. Step 6: Final answer
    x = 9,568.21

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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.