Home / 19,408.41-29,112.62-15,494.49

Finding the Fourth Proportional to 19,408.41, 29,112.62 and 15,494.49

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Solution

The fourth proportional to 19,408.41, 29,112.62 and 15,494.49 is: 23,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.41 : 29,112.62 = 15,494.49 : x
  2. Step 2: Convert to fraction form
    19,408.41/29,112.62 = 15,494.49/x
  3. Step 3: Cross multiply
    19,408.41x = 29,112.62 × 15,494.49
  4. Step 4: Simplify right side
    19,408.41x = 451,085,121.99
  5. Step 5: Solve for x
    x = 451,085,121.99/19,408.41
  6. Step 6: Final answer
    x = 23,241.74

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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.