Home / 21,773.44-30,064.30-16,729.66

Finding the Fourth Proportional to 21,773.44, 30,064.30 and 16,729.66

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Solution

The fourth proportional to 21,773.44, 30,064.30 and 16,729.66 is: 23,099.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,773.44 : 30,064.30 = 16,729.66 : x
  2. Step 2: Convert to fraction form
    21,773.44/30,064.30 = 16,729.66/x
  3. Step 3: Cross multiply
    21,773.44x = 30,064.30 × 16,729.66
  4. Step 4: Simplify right side
    21,773.44x = 502,965,517.14
  5. Step 5: Solve for x
    x = 502,965,517.14/21,773.44
  6. Step 6: Final answer
    x = 23,099.96

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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.