Home / 12,951.70-19,418.67-4,516.02

Finding the Fourth Proportional to 12,951.70, 19,418.67 and 4,516.02

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Solution

The fourth proportional to 12,951.70, 19,418.67 and 4,516.02 is: 6,770.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951.70 : 19,418.67 = 4,516.02 : x
  2. Step 2: Convert to fraction form
    12,951.70/19,418.67 = 4,516.02/x
  3. Step 3: Cross multiply
    12,951.70x = 19,418.67 × 4,516.02
  4. Step 4: Simplify right side
    12,951.70x = 87,695,102.09
  5. Step 5: Solve for x
    x = 87,695,102.09/12,951.70
  6. Step 6: Final answer
    x = 6,770.94

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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.