Home / 26,518.80-39,777.30-6,797.55

Finding the Fourth Proportional to 26,518.80, 39,777.30 and 6,797.55

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Solution

The fourth proportional to 26,518.80, 39,777.30 and 6,797.55 is: 10,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,518.80 : 39,777.30 = 6,797.55 : x
  2. Step 2: Convert to fraction form
    26,518.80/39,777.30 = 6,797.55/x
  3. Step 3: Cross multiply
    26,518.80x = 39,777.30 × 6,797.55
  4. Step 4: Simplify right side
    26,518.80x = 270,388,185.62
  5. Step 5: Solve for x
    x = 270,388,185.62/26,518.80
  6. Step 6: Final answer
    x = 10,196.09

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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.