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Finding the Fourth Proportional to 24,668.66, 36,975.24 and 12,162.21

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Solution

The fourth proportional to 24,668.66, 36,975.24 and 12,162.21 is: 18,229.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,668.66 : 36,975.24 = 12,162.21 : x
  2. Step 2: Convert to fraction form
    24,668.66/36,975.24 = 12,162.21/x
  3. Step 3: Cross multiply
    24,668.66x = 36,975.24 × 12,162.21
  4. Step 4: Simplify right side
    24,668.66x = 449,700,633.68
  5. Step 5: Solve for x
    x = 449,700,633.68/24,668.66
  6. Step 6: Final answer
    x = 18,229.64

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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.