Home / 13,382.62-18,467.24-7,413.93

Finding the Fourth Proportional to 13,382.62, 18,467.24 and 7,413.93

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Solution

The fourth proportional to 13,382.62, 18,467.24 and 7,413.93 is: 10,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.62 : 18,467.24 = 7,413.93 : x
  2. Step 2: Convert to fraction form
    13,382.62/18,467.24 = 7,413.93/x
  3. Step 3: Cross multiply
    13,382.62x = 18,467.24 × 7,413.93
  4. Step 4: Simplify right side
    13,382.62x = 136,914,829.29
  5. Step 5: Solve for x
    x = 136,914,829.29/13,382.62
  6. Step 6: Final answer
    x = 10,230.80

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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.