Home / 13,178.16-19,767.38-4,413.15

Finding the Fourth Proportional to 13,178.16, 19,767.38 and 4,413.15

Calculator

Solution

The fourth proportional to 13,178.16, 19,767.38 and 4,413.15 is: 6,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,178.16 : 19,767.38 = 4,413.15 : x
  2. Step 2: Convert to fraction form
    13,178.16/19,767.38 = 4,413.15/x
  3. Step 3: Cross multiply
    13,178.16x = 19,767.38 × 4,413.15
  4. Step 4: Simplify right side
    13,178.16x = 87,236,390.98
  5. Step 5: Solve for x
    x = 87,236,390.98/13,178.16
  6. Step 6: Final answer
    x = 6,619.77

Related Problems

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.