Home / 26,183.24-39,271.44-8,412.56

Finding the Fourth Proportional to 26,183.24, 39,271.44 and 8,412.56

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Solution

The fourth proportional to 26,183.24, 39,271.44 and 8,412.56 is: 12,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,183.24 : 39,271.44 = 8,412.56 : x
  2. Step 2: Convert to fraction form
    26,183.24/39,271.44 = 8,412.56/x
  3. Step 3: Cross multiply
    26,183.24x = 39,271.44 × 8,412.56
  4. Step 4: Simplify right side
    26,183.24x = 330,373,345.29
  5. Step 5: Solve for x
    x = 330,373,345.29/26,183.24
  6. Step 6: Final answer
    x = 12,617.74

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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.