Home / 13,396.48-20,096.04-4,965.22

Finding the Fourth Proportional to 13,396.48, 20,096.04 and 4,965.22

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Solution

The fourth proportional to 13,396.48, 20,096.04 and 4,965.22 is: 7,448.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.48 : 20,096.04 = 4,965.22 : x
  2. Step 2: Convert to fraction form
    13,396.48/20,096.04 = 4,965.22/x
  3. Step 3: Cross multiply
    13,396.48x = 20,096.04 × 4,965.22
  4. Step 4: Simplify right side
    13,396.48x = 99,781,259.73
  5. Step 5: Solve for x
    x = 99,781,259.73/13,396.48
  6. Step 6: Final answer
    x = 7,448.32

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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.