Home / 18,630.44-27,945.24-8,764.24

Finding the Fourth Proportional to 18,630.44, 27,945.24 and 8,764.24

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Solution

The fourth proportional to 18,630.44, 27,945.24 and 8,764.24 is: 13,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.44 : 27,945.24 = 8,764.24 : x
  2. Step 2: Convert to fraction form
    18,630.44/27,945.24 = 8,764.24/x
  3. Step 3: Cross multiply
    18,630.44x = 27,945.24 × 8,764.24
  4. Step 4: Simplify right side
    18,630.44x = 244,918,790.22
  5. Step 5: Solve for x
    x = 244,918,790.22/18,630.44
  6. Step 6: Final answer
    x = 13,146.16

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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.