Home / 14,630.23-20,189.82-8,258.37

Finding the Fourth Proportional to 14,630.23, 20,189.82 and 8,258.37

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Solution

The fourth proportional to 14,630.23, 20,189.82 and 8,258.37 is: 11,396.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.23 : 20,189.82 = 8,258.37 : x
  2. Step 2: Convert to fraction form
    14,630.23/20,189.82 = 8,258.37/x
  3. Step 3: Cross multiply
    14,630.23x = 20,189.82 × 8,258.37
  4. Step 4: Simplify right side
    14,630.23x = 166,735,003.79
  5. Step 5: Solve for x
    x = 166,735,003.79/14,630.23
  6. Step 6: Final answer
    x = 11,396.61

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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.