Home / 26,929.74-40,413.07-9,399.57

Finding the Fourth Proportional to 26,929.74, 40,413.07 and 9,399.57

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Solution

The fourth proportional to 26,929.74, 40,413.07 and 9,399.57 is: 14,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.74 : 40,413.07 = 9,399.57 : x
  2. Step 2: Convert to fraction form
    26,929.74/40,413.07 = 9,399.57/x
  3. Step 3: Cross multiply
    26,929.74x = 40,413.07 × 9,399.57
  4. Step 4: Simplify right side
    26,929.74x = 379,865,515.03
  5. Step 5: Solve for x
    x = 379,865,515.03/26,929.74
  6. Step 6: Final answer
    x = 14,105.80

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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.