Home / 12,769.26-19,153.90-4,004.86

Finding the Fourth Proportional to 12,769.26, 19,153.90 and 4,004.86

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Solution

The fourth proportional to 12,769.26, 19,153.90 and 4,004.86 is: 6,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.26 : 19,153.90 = 4,004.86 : x
  2. Step 2: Convert to fraction form
    12,769.26/19,153.90 = 4,004.86/x
  3. Step 3: Cross multiply
    12,769.26x = 19,153.90 × 4,004.86
  4. Step 4: Simplify right side
    12,769.26x = 76,708,680.99
  5. Step 5: Solve for x
    x = 76,708,680.99/12,769.26
  6. Step 6: Final answer
    x = 6,007.29

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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.