Home / 26,485.70-39,734.01-7,766.33

Finding the Fourth Proportional to 26,485.70, 39,734.01 and 7,766.33

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Solution

The fourth proportional to 26,485.70, 39,734.01 and 7,766.33 is: 11,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,485.70 : 39,734.01 = 7,766.33 : x
  2. Step 2: Convert to fraction form
    26,485.70/39,734.01 = 7,766.33/x
  3. Step 3: Cross multiply
    26,485.70x = 39,734.01 × 7,766.33
  4. Step 4: Simplify right side
    26,485.70x = 308,587,235.21
  5. Step 5: Solve for x
    x = 308,587,235.21/26,485.70
  6. Step 6: Final answer
    x = 11,651.09

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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.