Home / 26,413.84-39,620.76-8,883.68

Finding the Fourth Proportional to 26,413.84, 39,620.76 and 8,883.68

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Solution

The fourth proportional to 26,413.84, 39,620.76 and 8,883.68 is: 13,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.84 : 39,620.76 = 8,883.68 : x
  2. Step 2: Convert to fraction form
    26,413.84/39,620.76 = 8,883.68/x
  3. Step 3: Cross multiply
    26,413.84x = 39,620.76 × 8,883.68
  4. Step 4: Simplify right side
    26,413.84x = 351,978,153.20
  5. Step 5: Solve for x
    x = 351,978,153.20/26,413.84
  6. Step 6: Final answer
    x = 13,325.52

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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.