Home / 33,431.26-50,146.80-8,471.23

Finding the Fourth Proportional to 33,431.26, 50,146.80 and 8,471.23

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Solution

The fourth proportional to 33,431.26, 50,146.80 and 8,471.23 is: 12,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.26 : 50,146.80 = 8,471.23 : x
  2. Step 2: Convert to fraction form
    33,431.26/50,146.80 = 8,471.23/x
  3. Step 3: Cross multiply
    33,431.26x = 50,146.80 × 8,471.23
  4. Step 4: Simplify right side
    33,431.26x = 424,805,201.51
  5. Step 5: Solve for x
    x = 424,805,201.51/33,431.26
  6. Step 6: Final answer
    x = 12,706.83

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1.5x scale

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.