Home / 11,185.68-16,694.72-11,001.12

Finding the Fourth Proportional to 11,185.68, 16,694.72 and 11,001.12

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Solution

The fourth proportional to 11,185.68, 16,694.72 and 11,001.12 is: 16,419.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,185.68 : 16,694.72 = 11,001.12 : x
  2. Step 2: Convert to fraction form
    11,185.68/16,694.72 = 11,001.12/x
  3. Step 3: Cross multiply
    11,185.68x = 16,694.72 × 11,001.12
  4. Step 4: Simplify right side
    11,185.68x = 183,660,618.09
  5. Step 5: Solve for x
    x = 183,660,618.09/11,185.68
  6. Step 6: Final answer
    x = 16,419.26

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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.