Home / 14,618.46-20,183.16-11,255.34

Finding the Fourth Proportional to 14,618.46, 20,183.16 and 11,255.34

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Solution

The fourth proportional to 14,618.46, 20,183.16 and 11,255.34 is: 15,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.46 : 20,183.16 = 11,255.34 : x
  2. Step 2: Convert to fraction form
    14,618.46/20,183.16 = 11,255.34/x
  3. Step 3: Cross multiply
    14,618.46x = 20,183.16 × 11,255.34
  4. Step 4: Simplify right side
    14,618.46x = 227,168,328.07
  5. Step 5: Solve for x
    x = 227,168,328.07/14,618.46
  6. Step 6: Final answer
    x = 15,539.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.