Home / 38,573.19-57,864.44-13,608.11

Finding the Fourth Proportional to 38,573.19, 57,864.44 and 13,608.11

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Solution

The fourth proportional to 38,573.19, 57,864.44 and 13,608.11 is: 20,413.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,573.19 : 57,864.44 = 13,608.11 : x
  2. Step 2: Convert to fraction form
    38,573.19/57,864.44 = 13,608.11/x
  3. Step 3: Cross multiply
    38,573.19x = 57,864.44 × 13,608.11
  4. Step 4: Simplify right side
    38,573.19x = 787,425,843.29
  5. Step 5: Solve for x
    x = 787,425,843.29/38,573.19
  6. Step 6: Final answer
    x = 20,413.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.