Home / 12,995.26-19,497.42-4,111.96

Finding the Fourth Proportional to 12,995.26, 19,497.42 and 4,111.96

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Solution

The fourth proportional to 12,995.26, 19,497.42 and 4,111.96 is: 6,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995.26 : 19,497.42 = 4,111.96 : x
  2. Step 2: Convert to fraction form
    12,995.26/19,497.42 = 4,111.96/x
  3. Step 3: Cross multiply
    12,995.26x = 19,497.42 × 4,111.96
  4. Step 4: Simplify right side
    12,995.26x = 80,172,611.14
  5. Step 5: Solve for x
    x = 80,172,611.14/12,995.26
  6. Step 6: Final answer
    x = 6,169.37

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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.