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Finding the Fourth Proportional to 29,997, 44,987.22 and 11,275.56

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Solution

The fourth proportional to 29,997, 44,987.22 and 11,275.56 is: 16,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997 : 44,987.22 = 11,275.56 : x
  2. Step 2: Convert to fraction form
    29,997/44,987.22 = 11,275.56/x
  3. Step 3: Cross multiply
    29,997x = 44,987.22 × 11,275.56
  4. Step 4: Simplify right side
    29,997x = 507,256,098.34
  5. Step 5: Solve for x
    x = 507,256,098.34/29,997
  6. Step 6: Final answer
    x = 16,910.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.