Home / 13,264.85-19,879.01-6,695.39

Finding the Fourth Proportional to 13,264.85, 19,879.01 and 6,695.39

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Solution

The fourth proportional to 13,264.85, 19,879.01 and 6,695.39 is: 10,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.85 : 19,879.01 = 6,695.39 : x
  2. Step 2: Convert to fraction form
    13,264.85/19,879.01 = 6,695.39/x
  3. Step 3: Cross multiply
    13,264.85x = 19,879.01 × 6,695.39
  4. Step 4: Simplify right side
    13,264.85x = 133,097,766.09
  5. Step 5: Solve for x
    x = 133,097,766.09/13,264.85
  6. Step 6: Final answer
    x = 10,033.87

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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.