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Finding the Fourth Proportional to 29,676.62, 44,484.16 and 18,557.78

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Solution

The fourth proportional to 29,676.62, 44,484.16 and 18,557.78 is: 27,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.62 : 44,484.16 = 18,557.78 : x
  2. Step 2: Convert to fraction form
    29,676.62/44,484.16 = 18,557.78/x
  3. Step 3: Cross multiply
    29,676.62x = 44,484.16 × 18,557.78
  4. Step 4: Simplify right side
    29,676.62x = 825,527,254.76
  5. Step 5: Solve for x
    x = 825,527,254.76/29,676.62
  6. Step 6: Final answer
    x = 27,817.43

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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.