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Finding the Fourth Proportional to 16,441.83, 24,666.39 and 7,671.96

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Solution

The fourth proportional to 16,441.83, 24,666.39 and 7,671.96 is: 11,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,441.83 : 24,666.39 = 7,671.96 : x
  2. Step 2: Convert to fraction form
    16,441.83/24,666.39 = 7,671.96/x
  3. Step 3: Cross multiply
    16,441.83x = 24,666.39 × 7,671.96
  4. Step 4: Simplify right side
    16,441.83x = 189,239,488.05
  5. Step 5: Solve for x
    x = 189,239,488.05/16,441.83
  6. Step 6: Final answer
    x = 11,509.64

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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.