Home / 17,226.28-25,836.90-8,218.36

Finding the Fourth Proportional to 17,226.28, 25,836.90 and 8,218.36

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Solution

The fourth proportional to 17,226.28, 25,836.90 and 8,218.36 is: 12,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.28 : 25,836.90 = 8,218.36 : x
  2. Step 2: Convert to fraction form
    17,226.28/25,836.90 = 8,218.36/x
  3. Step 3: Cross multiply
    17,226.28x = 25,836.90 × 8,218.36
  4. Step 4: Simplify right side
    17,226.28x = 212,336,945.48
  5. Step 5: Solve for x
    x = 212,336,945.48/17,226.28
  6. Step 6: Final answer
    x = 12,326.34

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1.5x scale

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.