Home / 12,313.22-18,475.97-5,739.93

Finding the Fourth Proportional to 12,313.22, 18,475.97 and 5,739.93

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Solution

The fourth proportional to 12,313.22, 18,475.97 and 5,739.93 is: 8,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313.22 : 18,475.97 = 5,739.93 : x
  2. Step 2: Convert to fraction form
    12,313.22/18,475.97 = 5,739.93/x
  3. Step 3: Cross multiply
    12,313.22x = 18,475.97 × 5,739.93
  4. Step 4: Simplify right side
    12,313.22x = 106,050,745.78
  5. Step 5: Solve for x
    x = 106,050,745.78/12,313.22
  6. Step 6: Final answer
    x = 8,612.76

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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.