Home / 17,426.67-26,103.84-8,515.09

Finding the Fourth Proportional to 17,426.67, 26,103.84 and 8,515.09

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Solution

The fourth proportional to 17,426.67, 26,103.84 and 8,515.09 is: 12,754.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,426.67 : 26,103.84 = 8,515.09 : x
  2. Step 2: Convert to fraction form
    17,426.67/26,103.84 = 8,515.09/x
  3. Step 3: Cross multiply
    17,426.67x = 26,103.84 × 8,515.09
  4. Step 4: Simplify right side
    17,426.67x = 222,276,546.95
  5. Step 5: Solve for x
    x = 222,276,546.95/17,426.67
  6. Step 6: Final answer
    x = 12,754.96

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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.