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Finding the Fourth Proportional to 29,672.46, 44,494.34 and 10,961.31

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Solution

The fourth proportional to 29,672.46, 44,494.34 and 10,961.31 is: 16,436.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,672.46 : 44,494.34 = 10,961.31 : x
  2. Step 2: Convert to fraction form
    29,672.46/44,494.34 = 10,961.31/x
  3. Step 3: Cross multiply
    29,672.46x = 44,494.34 × 10,961.31
  4. Step 4: Simplify right side
    29,672.46x = 487,716,199.18
  5. Step 5: Solve for x
    x = 487,716,199.18/29,672.46
  6. Step 6: Final answer
    x = 16,436.66

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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.