Home / 19,864.18-27,413.08-11,249.67

Finding the Fourth Proportional to 19,864.18, 27,413.08 and 11,249.67

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Solution

The fourth proportional to 19,864.18, 27,413.08 and 11,249.67 is: 15,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864.18 : 27,413.08 = 11,249.67 : x
  2. Step 2: Convert to fraction form
    19,864.18/27,413.08 = 11,249.67/x
  3. Step 3: Cross multiply
    19,864.18x = 27,413.08 × 11,249.67
  4. Step 4: Simplify right side
    19,864.18x = 308,388,103.68
  5. Step 5: Solve for x
    x = 308,388,103.68/19,864.18
  6. Step 6: Final answer
    x = 15,524.83

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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.