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Finding the Fourth Proportional to 16,007.64, 24,025.99 and 8,115.65

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Solution

The fourth proportional to 16,007.64, 24,025.99 and 8,115.65 is: 12,180.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,007.64 : 24,025.99 = 8,115.65 : x
  2. Step 2: Convert to fraction form
    16,007.64/24,025.99 = 8,115.65/x
  3. Step 3: Cross multiply
    16,007.64x = 24,025.99 × 8,115.65
  4. Step 4: Simplify right side
    16,007.64x = 194,986,525.74
  5. Step 5: Solve for x
    x = 194,986,525.74/16,007.64
  6. Step 6: Final answer
    x = 12,180.84

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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.