Home / 33,199.20-49,804.08-13,479.48

Finding the Fourth Proportional to 33,199.20, 49,804.08 and 13,479.48

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Solution

The fourth proportional to 33,199.20, 49,804.08 and 13,479.48 is: 20,221.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,199.20 : 49,804.08 = 13,479.48 : x
  2. Step 2: Convert to fraction form
    33,199.20/49,804.08 = 13,479.48/x
  3. Step 3: Cross multiply
    33,199.20x = 49,804.08 × 13,479.48
  4. Step 4: Simplify right side
    33,199.20x = 671,333,100.28
  5. Step 5: Solve for x
    x = 671,333,100.28/33,199.20
  6. Step 6: Final answer
    x = 20,221.36

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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.