Home / 14,623.12-20,181.72-11,263.24

Finding the Fourth Proportional to 14,623.12, 20,181.72 and 11,263.24

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Solution

The fourth proportional to 14,623.12, 20,181.72 and 11,263.24 is: 15,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,623.12 : 20,181.72 = 11,263.24 : x
  2. Step 2: Convert to fraction form
    14,623.12/20,181.72 = 11,263.24/x
  3. Step 3: Cross multiply
    14,623.12x = 20,181.72 × 11,263.24
  4. Step 4: Simplify right side
    14,623.12x = 227,311,555.97
  5. Step 5: Solve for x
    x = 227,311,555.97/14,623.12
  6. Step 6: Final answer
    x = 15,544.67

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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.