Home / 26,279.84-39,413.80-7,559.84

Finding the Fourth Proportional to 26,279.84, 39,413.80 and 7,559.84

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Solution

The fourth proportional to 26,279.84, 39,413.80 and 7,559.84 is: 11,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.84 : 39,413.80 = 7,559.84 : x
  2. Step 2: Convert to fraction form
    26,279.84/39,413.80 = 7,559.84/x
  3. Step 3: Cross multiply
    26,279.84x = 39,413.80 × 7,559.84
  4. Step 4: Simplify right side
    26,279.84x = 297,962,021.79
  5. Step 5: Solve for x
    x = 297,962,021.79/26,279.84
  6. Step 6: Final answer
    x = 11,338.05

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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.