Home / 19,864.62-27,413.33-10,912.22

Finding the Fourth Proportional to 19,864.62, 27,413.33 and 10,912.22

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Solution

The fourth proportional to 19,864.62, 27,413.33 and 10,912.22 is: 15,058.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864.62 : 27,413.33 = 10,912.22 : x
  2. Step 2: Convert to fraction form
    19,864.62/27,413.33 = 10,912.22/x
  3. Step 3: Cross multiply
    19,864.62x = 27,413.33 × 10,912.22
  4. Step 4: Simplify right side
    19,864.62x = 299,140,287.89
  5. Step 5: Solve for x
    x = 299,140,287.89/19,864.62
  6. Step 6: Final answer
    x = 15,058.95

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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.