Home / 19,696.04-27,181.26-11,199.59

Finding the Fourth Proportional to 19,696.04, 27,181.26 and 11,199.59

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Solution

The fourth proportional to 19,696.04, 27,181.26 and 11,199.59 is: 15,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.04 : 27,181.26 = 11,199.59 : x
  2. Step 2: Convert to fraction form
    19,696.04/27,181.26 = 11,199.59/x
  3. Step 3: Cross multiply
    19,696.04x = 27,181.26 × 11,199.59
  4. Step 4: Simplify right side
    19,696.04x = 304,419,035.64
  5. Step 5: Solve for x
    x = 304,419,035.64/19,696.04
  6. Step 6: Final answer
    x = 15,455.85

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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.