Home / 12,829.68-17,704.44-7,241.04

Finding the Fourth Proportional to 12,829.68, 17,704.44 and 7,241.04

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Solution

The fourth proportional to 12,829.68, 17,704.44 and 7,241.04 is: 9,992.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829.68 : 17,704.44 = 7,241.04 : x
  2. Step 2: Convert to fraction form
    12,829.68/17,704.44 = 7,241.04/x
  3. Step 3: Cross multiply
    12,829.68x = 17,704.44 × 7,241.04
  4. Step 4: Simplify right side
    12,829.68x = 128,198,558.22
  5. Step 5: Solve for x
    x = 128,198,558.22/12,829.68
  6. Step 6: Final answer
    x = 9,992.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.