Home / 33,855.90-50,788.58-14,129.94

Finding the Fourth Proportional to 33,855.90, 50,788.58 and 14,129.94

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Solution

The fourth proportional to 33,855.90, 50,788.58 and 14,129.94 is: 21,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,855.90 : 50,788.58 = 14,129.94 : x
  2. Step 2: Convert to fraction form
    33,855.90/50,788.58 = 14,129.94/x
  3. Step 3: Cross multiply
    33,855.90x = 50,788.58 × 14,129.94
  4. Step 4: Simplify right side
    33,855.90x = 717,639,588.09
  5. Step 5: Solve for x
    x = 717,639,588.09/33,855.90
  6. Step 6: Final answer
    x = 21,196.88

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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.