Home / 28,939.96-43,413.42-10,216.14

Finding the Fourth Proportional to 28,939.96, 43,413.42 and 10,216.14

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Solution

The fourth proportional to 28,939.96, 43,413.42 and 10,216.14 is: 15,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,939.96 : 43,413.42 = 10,216.14 : x
  2. Step 2: Convert to fraction form
    28,939.96/43,413.42 = 10,216.14/x
  3. Step 3: Cross multiply
    28,939.96x = 43,413.42 × 10,216.14
  4. Step 4: Simplify right side
    28,939.96x = 443,517,576.60
  5. Step 5: Solve for x
    x = 443,517,576.60/28,939.96
  6. Step 6: Final answer
    x = 15,325.44

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1.5x scale

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.