Home / 17,786.26-26,682.28-8,308.05

Finding the Fourth Proportional to 17,786.26, 26,682.28 and 8,308.05

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Solution

The fourth proportional to 17,786.26, 26,682.28 and 8,308.05 is: 12,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.26 : 26,682.28 = 8,308.05 : x
  2. Step 2: Convert to fraction form
    17,786.26/26,682.28 = 8,308.05/x
  3. Step 3: Cross multiply
    17,786.26x = 26,682.28 × 8,308.05
  4. Step 4: Simplify right side
    17,786.26x = 221,677,716.35
  5. Step 5: Solve for x
    x = 221,677,716.35/17,786.26
  6. Step 6: Final answer
    x = 12,463.42

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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.