Home / 26,930.06-40,413.54-9,399.89

Finding the Fourth Proportional to 26,930.06, 40,413.54 and 9,399.89

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Solution

The fourth proportional to 26,930.06, 40,413.54 and 9,399.89 is: 14,106.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.06 : 40,413.54 = 9,399.89 : x
  2. Step 2: Convert to fraction form
    26,930.06/40,413.54 = 9,399.89/x
  3. Step 3: Cross multiply
    26,930.06x = 40,413.54 × 9,399.89
  4. Step 4: Simplify right side
    26,930.06x = 379,882,581.44
  5. Step 5: Solve for x
    x = 379,882,581.44/26,930.06
  6. Step 6: Final answer
    x = 14,106.27

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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.