Home / 33,110.99-49,697.70-12,071.37

Finding the Fourth Proportional to 33,110.99, 49,697.70 and 12,071.37

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Solution

The fourth proportional to 33,110.99, 49,697.70 and 12,071.37 is: 18,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,110.99 : 49,697.70 = 12,071.37 : x
  2. Step 2: Convert to fraction form
    33,110.99/49,697.70 = 12,071.37/x
  3. Step 3: Cross multiply
    33,110.99x = 49,697.70 × 12,071.37
  4. Step 4: Simplify right side
    33,110.99x = 599,919,370.12
  5. Step 5: Solve for x
    x = 599,919,370.12/33,110.99
  6. Step 6: Final answer
    x = 18,118.44

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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.