Home / 13,537.44-20,318.96-6,968.32

Finding the Fourth Proportional to 13,537.44, 20,318.96 and 6,968.32

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Solution

The fourth proportional to 13,537.44, 20,318.96 and 6,968.32 is: 10,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.44 : 20,318.96 = 6,968.32 : x
  2. Step 2: Convert to fraction form
    13,537.44/20,318.96 = 6,968.32/x
  3. Step 3: Cross multiply
    13,537.44x = 20,318.96 × 6,968.32
  4. Step 4: Simplify right side
    13,537.44x = 141,589,015.35
  5. Step 5: Solve for x
    x = 141,589,015.35/13,537.44
  6. Step 6: Final answer
    x = 10,459.07

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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.