Home / 52,408.78-72,334.36-33,310.80

Finding the Fourth Proportional to 52,408.78, 72,334.36 and 33,310.80

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Solution

The fourth proportional to 52,408.78, 72,334.36 and 33,310.80 is: 45,975.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,408.78 : 72,334.36 = 33,310.80 : x
  2. Step 2: Convert to fraction form
    52,408.78/72,334.36 = 33,310.80/x
  3. Step 3: Cross multiply
    52,408.78x = 72,334.36 × 33,310.80
  4. Step 4: Simplify right side
    52,408.78x = 2,409,515,399.09
  5. Step 5: Solve for x
    x = 2,409,515,399.09/52,408.78
  6. Step 6: Final answer
    x = 45,975.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.