Home / 19,083.20-28,601.26-13,836.23

Finding the Fourth Proportional to 19,083.20, 28,601.26 and 13,836.23

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Solution

The fourth proportional to 19,083.20, 28,601.26 and 13,836.23 is: 20,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.20 : 28,601.26 = 13,836.23 : x
  2. Step 2: Convert to fraction form
    19,083.20/28,601.26 = 13,836.23/x
  3. Step 3: Cross multiply
    19,083.20x = 28,601.26 × 13,836.23
  4. Step 4: Simplify right side
    19,083.20x = 395,733,434.05
  5. Step 5: Solve for x
    x = 395,733,434.05/19,083.20
  6. Step 6: Final answer
    x = 20,737.27

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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.