Home / 23,181.84-31,992.93-19,398.33

Finding the Fourth Proportional to 23,181.84, 31,992.93 and 19,398.33

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Solution

The fourth proportional to 23,181.84, 31,992.93 and 19,398.33 is: 26,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181.84 : 31,992.93 = 19,398.33 : x
  2. Step 2: Convert to fraction form
    23,181.84/31,992.93 = 19,398.33/x
  3. Step 3: Cross multiply
    23,181.84x = 31,992.93 × 19,398.33
  4. Step 4: Simplify right side
    23,181.84x = 620,609,413.81
  5. Step 5: Solve for x
    x = 620,609,413.81/23,181.84
  6. Step 6: Final answer
    x = 26,771.36

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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.