Home / 19,864.46-27,413.03-10,912.14

Finding the Fourth Proportional to 19,864.46, 27,413.03 and 10,912.14

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Solution

The fourth proportional to 19,864.46, 27,413.03 and 10,912.14 is: 15,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864.46 : 27,413.03 = 10,912.14 : x
  2. Step 2: Convert to fraction form
    19,864.46/27,413.03 = 10,912.14/x
  3. Step 3: Cross multiply
    19,864.46x = 27,413.03 × 10,912.14
  4. Step 4: Simplify right side
    19,864.46x = 299,134,848.46
  5. Step 5: Solve for x
    x = 299,134,848.46/19,864.46
  6. Step 6: Final answer
    x = 15,058.79

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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.