Home / 12,167.46-18,244.68-3,732.48

Finding the Fourth Proportional to 12,167.46, 18,244.68 and 3,732.48

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Solution

The fourth proportional to 12,167.46, 18,244.68 and 3,732.48 is: 5,596.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.46 : 18,244.68 = 3,732.48 : x
  2. Step 2: Convert to fraction form
    12,167.46/18,244.68 = 3,732.48/x
  3. Step 3: Cross multiply
    12,167.46x = 18,244.68 × 3,732.48
  4. Step 4: Simplify right side
    12,167.46x = 68,097,903.21
  5. Step 5: Solve for x
    x = 68,097,903.21/12,167.46
  6. Step 6: Final answer
    x = 5,596.72

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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.