Home / 12,794.73-19,186.26-5,395.16

Finding the Fourth Proportional to 12,794.73, 19,186.26 and 5,395.16

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Solution

The fourth proportional to 12,794.73, 19,186.26 and 5,395.16 is: 8,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.73 : 19,186.26 = 5,395.16 : x
  2. Step 2: Convert to fraction form
    12,794.73/19,186.26 = 5,395.16/x
  3. Step 3: Cross multiply
    12,794.73x = 19,186.26 × 5,395.16
  4. Step 4: Simplify right side
    12,794.73x = 103,512,846.57
  5. Step 5: Solve for x
    x = 103,512,846.57/12,794.73
  6. Step 6: Final answer
    x = 8,090.27

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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.