Home / 33,390.26-50,085.23-13,668.81

Finding the Fourth Proportional to 33,390.26, 50,085.23 and 13,668.81

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Solution

The fourth proportional to 33,390.26, 50,085.23 and 13,668.81 is: 20,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,390.26 : 50,085.23 = 13,668.81 : x
  2. Step 2: Convert to fraction form
    33,390.26/50,085.23 = 13,668.81/x
  3. Step 3: Cross multiply
    33,390.26x = 50,085.23 × 13,668.81
  4. Step 4: Simplify right side
    33,390.26x = 684,605,424.33
  5. Step 5: Solve for x
    x = 684,605,424.33/33,390.26
  6. Step 6: Final answer
    x = 20,503.15

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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.