Home / 19,692.46-27,181.22-11,199.17

Finding the Fourth Proportional to 19,692.46, 27,181.22 and 11,199.17

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Solution

The fourth proportional to 19,692.46, 27,181.22 and 11,199.17 is: 15,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.46 : 27,181.22 = 11,199.17 : x
  2. Step 2: Convert to fraction form
    19,692.46/27,181.22 = 11,199.17/x
  3. Step 3: Cross multiply
    19,692.46x = 27,181.22 × 11,199.17
  4. Step 4: Simplify right side
    19,692.46x = 304,407,103.59
  5. Step 5: Solve for x
    x = 304,407,103.59/19,692.46
  6. Step 6: Final answer
    x = 15,458.05

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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.