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Finding the Fourth Proportional to 29,676.72, 44,500.74 and 10,965.57

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Solution

The fourth proportional to 29,676.72, 44,500.74 and 10,965.57 is: 16,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.72 : 44,500.74 = 10,965.57 : x
  2. Step 2: Convert to fraction form
    29,676.72/44,500.74 = 10,965.57/x
  3. Step 3: Cross multiply
    29,676.72x = 44,500.74 × 10,965.57
  4. Step 4: Simplify right side
    29,676.72x = 487,975,979.52
  5. Step 5: Solve for x
    x = 487,975,979.52/29,676.72
  6. Step 6: Final answer
    x = 16,443.06

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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.