Home / 18,072.20-24,946.82-12,252.65

Finding the Fourth Proportional to 18,072.20, 24,946.82 and 12,252.65

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Solution

The fourth proportional to 18,072.20, 24,946.82 and 12,252.65 is: 16,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.20 : 24,946.82 = 12,252.65 : x
  2. Step 2: Convert to fraction form
    18,072.20/24,946.82 = 12,252.65/x
  3. Step 3: Cross multiply
    18,072.20x = 24,946.82 × 12,252.65
  4. Step 4: Simplify right side
    18,072.20x = 305,664,654.35
  5. Step 5: Solve for x
    x = 305,664,654.35/18,072.20
  6. Step 6: Final answer
    x = 16,913.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.