Home / 33,406.11-46,119.92-28,922.76

Finding the Fourth Proportional to 33,406.11, 46,119.92 and 28,922.76

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Solution

The fourth proportional to 33,406.11, 46,119.92 and 28,922.76 is: 39,930.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,406.11 : 46,119.92 = 28,922.76 : x
  2. Step 2: Convert to fraction form
    33,406.11/46,119.92 = 28,922.76/x
  3. Step 3: Cross multiply
    33,406.11x = 46,119.92 × 28,922.76
  4. Step 4: Simplify right side
    33,406.11x = 1,333,915,232.77
  5. Step 5: Solve for x
    x = 1,333,915,232.77/33,406.11
  6. Step 6: Final answer
    x = 39,930.28

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Double scale
Find fourth proportional to 33,407.11, 46,121.30 and 28,923.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.