Home / 16,185.88-22,334.99-11,939.25

Finding the Fourth Proportional to 16,185.88, 22,334.99 and 11,939.25

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Solution

The fourth proportional to 16,185.88, 22,334.99 and 11,939.25 is: 16,475.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185.88 : 22,334.99 = 11,939.25 : x
  2. Step 2: Convert to fraction form
    16,185.88/22,334.99 = 11,939.25/x
  3. Step 3: Cross multiply
    16,185.88x = 22,334.99 × 11,939.25
  4. Step 4: Simplify right side
    16,185.88x = 266,663,029.36
  5. Step 5: Solve for x
    x = 266,663,029.36/16,185.88
  6. Step 6: Final answer
    x = 16,475.04

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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.