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Finding the Fourth Proportional to 33,705.50, 50,558.07 and 8,745.53

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Solution

The fourth proportional to 33,705.50, 50,558.07 and 8,745.53 is: 13,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,705.50 : 50,558.07 = 8,745.53 : x
  2. Step 2: Convert to fraction form
    33,705.50/50,558.07 = 8,745.53/x
  3. Step 3: Cross multiply
    33,705.50x = 50,558.07 × 8,745.53
  4. Step 4: Simplify right side
    33,705.50x = 442,157,117.93
  5. Step 5: Solve for x
    x = 442,157,117.93/33,705.50
  6. Step 6: Final answer
    x = 13,118.25

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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.