Home / 12,414.56-17,132.04-6,825.44

Finding the Fourth Proportional to 12,414.56, 17,132.04 and 6,825.44

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Solution

The fourth proportional to 12,414.56, 17,132.04 and 6,825.44 is: 9,419.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.56 : 17,132.04 = 6,825.44 : x
  2. Step 2: Convert to fraction form
    12,414.56/17,132.04 = 6,825.44/x
  3. Step 3: Cross multiply
    12,414.56x = 17,132.04 × 6,825.44
  4. Step 4: Simplify right side
    12,414.56x = 116,933,711.10
  5. Step 5: Solve for x
    x = 116,933,711.10/12,414.56
  6. Step 6: Final answer
    x = 9,419.08

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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.