Home / 33,185.58-49,778.70-12,125.43

Finding the Fourth Proportional to 33,185.58, 49,778.70 and 12,125.43

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Solution

The fourth proportional to 33,185.58, 49,778.70 and 12,125.43 is: 18,188.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,185.58 : 49,778.70 = 12,125.43 : x
  2. Step 2: Convert to fraction form
    33,185.58/49,778.70 = 12,125.43/x
  3. Step 3: Cross multiply
    33,185.58x = 49,778.70 × 12,125.43
  4. Step 4: Simplify right side
    33,185.58x = 603,588,165.08
  5. Step 5: Solve for x
    x = 603,588,165.08/33,185.58
  6. Step 6: Final answer
    x = 18,188.27

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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.