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Finding the Fourth Proportional to 33,635.95, 50,408.13 and 15,863.84

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Solution

The fourth proportional to 33,635.95, 50,408.13 and 15,863.84 is: 23,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,635.95 : 50,408.13 = 15,863.84 : x
  2. Step 2: Convert to fraction form
    33,635.95/50,408.13 = 15,863.84/x
  3. Step 3: Cross multiply
    33,635.95x = 50,408.13 × 15,863.84
  4. Step 4: Simplify right side
    33,635.95x = 799,666,356.53
  5. Step 5: Solve for x
    x = 799,666,356.53/33,635.95
  6. Step 6: Final answer
    x = 23,774.16

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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.