Home / 11,326.20-16,912.99-9,250.26

Finding the Fourth Proportional to 11,326.20, 16,912.99 and 9,250.26

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Solution

The fourth proportional to 11,326.20, 16,912.99 and 9,250.26 is: 13,813.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,326.20 : 16,912.99 = 9,250.26 : x
  2. Step 2: Convert to fraction form
    11,326.20/16,912.99 = 9,250.26/x
  3. Step 3: Cross multiply
    11,326.20x = 16,912.99 × 9,250.26
  4. Step 4: Simplify right side
    11,326.20x = 156,449,554.88
  5. Step 5: Solve for x
    x = 156,449,554.88/11,326.20
  6. Step 6: Final answer
    x = 13,813.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.