Home / 19,583.82-27,022.95-11,517.84

Finding the Fourth Proportional to 19,583.82, 27,022.95 and 11,517.84

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Solution

The fourth proportional to 19,583.82, 27,022.95 and 11,517.84 is: 15,893.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.82 : 27,022.95 = 11,517.84 : x
  2. Step 2: Convert to fraction form
    19,583.82/27,022.95 = 11,517.84/x
  3. Step 3: Cross multiply
    19,583.82x = 27,022.95 × 11,517.84
  4. Step 4: Simplify right side
    19,583.82x = 311,246,014.43
  5. Step 5: Solve for x
    x = 311,246,014.43/19,583.82
  6. Step 6: Final answer
    x = 15,893.02

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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.