Home / 13,667.93-20,513.04-7,096

Finding the Fourth Proportional to 13,667.93, 20,513.04 and 7,096

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Solution

The fourth proportional to 13,667.93, 20,513.04 and 7,096 is: 10,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667.93 : 20,513.04 = 7,096 : x
  2. Step 2: Convert to fraction form
    13,667.93/20,513.04 = 7,096/x
  3. Step 3: Cross multiply
    13,667.93x = 20,513.04 × 7,096
  4. Step 4: Simplify right side
    13,667.93x = 145,560,531.84
  5. Step 5: Solve for x
    x = 145,560,531.84/13,667.93
  6. Step 6: Final answer
    x = 10,649.79

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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.