Home / 33,868.55-50,778.21-14,152.75

Finding the Fourth Proportional to 33,868.55, 50,778.21 and 14,152.75

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Solution

The fourth proportional to 33,868.55, 50,778.21 and 14,152.75 is: 21,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.55 : 50,778.21 = 14,152.75 : x
  2. Step 2: Convert to fraction form
    33,868.55/50,778.21 = 14,152.75/x
  3. Step 3: Cross multiply
    33,868.55x = 50,778.21 × 14,152.75
  4. Step 4: Simplify right side
    33,868.55x = 718,651,311.58
  5. Step 5: Solve for x
    x = 718,651,311.58/33,868.55
  6. Step 6: Final answer
    x = 21,218.84

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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.