Home / 26,012.24-39,027.12-8,245.80

Finding the Fourth Proportional to 26,012.24, 39,027.12 and 8,245.80

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Solution

The fourth proportional to 26,012.24, 39,027.12 and 8,245.80 is: 12,371.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,012.24 : 39,027.12 = 8,245.80 : x
  2. Step 2: Convert to fraction form
    26,012.24/39,027.12 = 8,245.80/x
  3. Step 3: Cross multiply
    26,012.24x = 39,027.12 × 8,245.80
  4. Step 4: Simplify right side
    26,012.24x = 321,809,795.17
  5. Step 5: Solve for x
    x = 321,809,795.17/26,012.24
  6. Step 6: Final answer
    x = 12,371.48

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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.