Home / 27,181.20-37,413.48-20,095.28

Finding the Fourth Proportional to 27,181.20, 37,413.48 and 20,095.28

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Solution

The fourth proportional to 27,181.20, 37,413.48 and 20,095.28 is: 27,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.20 : 37,413.48 = 20,095.28 : x
  2. Step 2: Convert to fraction form
    27,181.20/37,413.48 = 20,095.28/x
  3. Step 3: Cross multiply
    27,181.20x = 37,413.48 × 20,095.28
  4. Step 4: Simplify right side
    27,181.20x = 751,834,356.37
  5. Step 5: Solve for x
    x = 751,834,356.37/27,181.20
  6. Step 6: Final answer
    x = 27,660.09

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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.