Home / 17,912.26-24,708.72-11,189.67

Finding the Fourth Proportional to 17,912.26, 24,708.72 and 11,189.67

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Solution

The fourth proportional to 17,912.26, 24,708.72 and 11,189.67 is: 15,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.26 : 24,708.72 = 11,189.67 : x
  2. Step 2: Convert to fraction form
    17,912.26/24,708.72 = 11,189.67/x
  3. Step 3: Cross multiply
    17,912.26x = 24,708.72 × 11,189.67
  4. Step 4: Simplify right side
    17,912.26x = 276,482,422.92
  5. Step 5: Solve for x
    x = 276,482,422.92/17,912.26
  6. Step 6: Final answer
    x = 15,435.37

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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.