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Finding the Fourth Proportional to 16,579.32, 24,866.22 and 4,889.76

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Solution

The fourth proportional to 16,579.32, 24,866.22 and 4,889.76 is: 7,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.32 : 24,866.22 = 4,889.76 : x
  2. Step 2: Convert to fraction form
    16,579.32/24,866.22 = 4,889.76/x
  3. Step 3: Cross multiply
    16,579.32x = 24,866.22 × 4,889.76
  4. Step 4: Simplify right side
    16,579.32x = 121,589,847.91
  5. Step 5: Solve for x
    x = 121,589,847.91/16,579.32
  6. Step 6: Final answer
    x = 7,333.83

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1.5x scale

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.