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Finding the Fourth Proportional to 29,649.51, 44,474.34 and 10,921.44

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Solution

The fourth proportional to 29,649.51, 44,474.34 and 10,921.44 is: 16,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,649.51 : 44,474.34 = 10,921.44 : x
  2. Step 2: Convert to fraction form
    29,649.51/44,474.34 = 10,921.44/x
  3. Step 3: Cross multiply
    29,649.51x = 44,474.34 × 10,921.44
  4. Step 4: Simplify right side
    29,649.51x = 485,723,835.85
  5. Step 5: Solve for x
    x = 485,723,835.85/29,649.51
  6. Step 6: Final answer
    x = 16,382.19

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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.