Home / 38,855.27-53,620.36-22,940.75

Finding the Fourth Proportional to 38,855.27, 53,620.36 and 22,940.75

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Solution

The fourth proportional to 38,855.27, 53,620.36 and 22,940.75 is: 31,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,855.27 : 53,620.36 = 22,940.75 : x
  2. Step 2: Convert to fraction form
    38,855.27/53,620.36 = 22,940.75/x
  3. Step 3: Cross multiply
    38,855.27x = 53,620.36 × 22,940.75
  4. Step 4: Simplify right side
    38,855.27x = 1,230,090,890.86
  5. Step 5: Solve for x
    x = 1,230,090,890.86/38,855.27
  6. Step 6: Final answer
    x = 31,658.27

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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.