Home / 26,942.07-40,413.10-8,474.07

Finding the Fourth Proportional to 26,942.07, 40,413.10 and 8,474.07

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Solution

The fourth proportional to 26,942.07, 40,413.10 and 8,474.07 is: 12,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.07 : 40,413.10 = 8,474.07 : x
  2. Step 2: Convert to fraction form
    26,942.07/40,413.10 = 8,474.07/x
  3. Step 3: Cross multiply
    26,942.07x = 40,413.10 × 8,474.07
  4. Step 4: Simplify right side
    26,942.07x = 342,463,236.25
  5. Step 5: Solve for x
    x = 342,463,236.25/26,942.07
  6. Step 6: Final answer
    x = 12,711.10

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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.