Home / 12,313.23-18,466.20-6,466.65

Finding the Fourth Proportional to 12,313.23, 18,466.20 and 6,466.65

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Solution

The fourth proportional to 12,313.23, 18,466.20 and 6,466.65 is: 9,698.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313.23 : 18,466.20 = 6,466.65 : x
  2. Step 2: Convert to fraction form
    12,313.23/18,466.20 = 6,466.65/x
  3. Step 3: Cross multiply
    12,313.23x = 18,466.20 × 6,466.65
  4. Step 4: Simplify right side
    12,313.23x = 119,414,452.23
  5. Step 5: Solve for x
    x = 119,414,452.23/12,313.23
  6. Step 6: Final answer
    x = 9,698.06

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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.