Home / 27,879.33-38,480.85-17,262.93

Finding the Fourth Proportional to 27,879.33, 38,480.85 and 17,262.93

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Solution

The fourth proportional to 27,879.33, 38,480.85 and 17,262.93 is: 23,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,879.33 : 38,480.85 = 17,262.93 : x
  2. Step 2: Convert to fraction form
    27,879.33/38,480.85 = 17,262.93/x
  3. Step 3: Cross multiply
    27,879.33x = 38,480.85 × 17,262.93
  4. Step 4: Simplify right side
    27,879.33x = 664,292,219.89
  5. Step 5: Solve for x
    x = 664,292,219.89/27,879.33
  6. Step 6: Final answer
    x = 23,827.41

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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.