Home / 33,069.19-49,602.75-8,109.31

Finding the Fourth Proportional to 33,069.19, 49,602.75 and 8,109.31

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Solution

The fourth proportional to 33,069.19, 49,602.75 and 8,109.31 is: 12,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,069.19 : 49,602.75 = 8,109.31 : x
  2. Step 2: Convert to fraction form
    33,069.19/49,602.75 = 8,109.31/x
  3. Step 3: Cross multiply
    33,069.19x = 49,602.75 × 8,109.31
  4. Step 4: Simplify right side
    33,069.19x = 402,244,076.60
  5. Step 5: Solve for x
    x = 402,244,076.60/33,069.19
  6. Step 6: Final answer
    x = 12,163.71

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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.