Home / 12,092.82-17,999.46-11,820.66

Finding the Fourth Proportional to 12,092.82, 17,999.46 and 11,820.66

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Solution

The fourth proportional to 12,092.82, 17,999.46 and 11,820.66 is: 17,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.82 : 17,999.46 = 11,820.66 : x
  2. Step 2: Convert to fraction form
    12,092.82/17,999.46 = 11,820.66/x
  3. Step 3: Cross multiply
    12,092.82x = 17,999.46 × 11,820.66
  4. Step 4: Simplify right side
    12,092.82x = 212,765,496.84
  5. Step 5: Solve for x
    x = 212,765,496.84/12,092.82
  6. Step 6: Final answer
    x = 17,594.37

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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.