Home / 15,408.36-23,092.29-8,391.33

Finding the Fourth Proportional to 15,408.36, 23,092.29 and 8,391.33

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Solution

The fourth proportional to 15,408.36, 23,092.29 and 8,391.33 is: 12,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.36 : 23,092.29 = 8,391.33 : x
  2. Step 2: Convert to fraction form
    15,408.36/23,092.29 = 8,391.33/x
  3. Step 3: Cross multiply
    15,408.36x = 23,092.29 × 8,391.33
  4. Step 4: Simplify right side
    15,408.36x = 193,775,025.85
  5. Step 5: Solve for x
    x = 193,775,025.85/15,408.36
  6. Step 6: Final answer
    x = 12,575.97

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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.