Home / 33,782.37-50,682.36-12,722.58

Finding the Fourth Proportional to 33,782.37, 50,682.36 and 12,722.58

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Solution

The fourth proportional to 33,782.37, 50,682.36 and 12,722.58 is: 19,087.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,782.37 : 50,682.36 = 12,722.58 : x
  2. Step 2: Convert to fraction form
    33,782.37/50,682.36 = 12,722.58/x
  3. Step 3: Cross multiply
    33,782.37x = 50,682.36 × 12,722.58
  4. Step 4: Simplify right side
    33,782.37x = 644,810,379.69
  5. Step 5: Solve for x
    x = 644,810,379.69/33,782.37
  6. Step 6: Final answer
    x = 19,087.19

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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.