Home / 33,309.39-49,964.63-11,122.86

Finding the Fourth Proportional to 33,309.39, 49,964.63 and 11,122.86

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Solution

The fourth proportional to 33,309.39, 49,964.63 and 11,122.86 is: 16,684.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.39 : 49,964.63 = 11,122.86 : x
  2. Step 2: Convert to fraction form
    33,309.39/49,964.63 = 11,122.86/x
  3. Step 3: Cross multiply
    33,309.39x = 49,964.63 × 11,122.86
  4. Step 4: Simplify right side
    33,309.39x = 555,749,528.83
  5. Step 5: Solve for x
    x = 555,749,528.83/33,309.39
  6. Step 6: Final answer
    x = 16,684.47

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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.