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Finding the Fourth Proportional to 16,607.48, 24,908.48 and 8,278.65

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Solution

The fourth proportional to 16,607.48, 24,908.48 and 8,278.65 is: 12,416.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,607.48 : 24,908.48 = 8,278.65 : x
  2. Step 2: Convert to fraction form
    16,607.48/24,908.48 = 8,278.65/x
  3. Step 3: Cross multiply
    16,607.48x = 24,908.48 × 8,278.65
  4. Step 4: Simplify right side
    16,607.48x = 206,208,546.56
  5. Step 5: Solve for x
    x = 206,208,546.56/16,607.48
  6. Step 6: Final answer
    x = 12,416.61

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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.