Home / 19,852.56-27,394.52-11,894.58

Finding the Fourth Proportional to 19,852.56, 27,394.52 and 11,894.58

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Solution

The fourth proportional to 19,852.56, 27,394.52 and 11,894.58 is: 16,413.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,852.56 : 27,394.52 = 11,894.58 : x
  2. Step 2: Convert to fraction form
    19,852.56/27,394.52 = 11,894.58/x
  3. Step 3: Cross multiply
    19,852.56x = 27,394.52 × 11,894.58
  4. Step 4: Simplify right side
    19,852.56x = 325,846,250.23
  5. Step 5: Solve for x
    x = 325,846,250.23/19,852.56
  6. Step 6: Final answer
    x = 16,413.31

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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.