Home / 36,630.24-54,945.60-13,257.60

Finding the Fourth Proportional to 36,630.24, 54,945.60 and 13,257.60

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Solution

The fourth proportional to 36,630.24, 54,945.60 and 13,257.60 is: 19,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630.24 : 54,945.60 = 13,257.60 : x
  2. Step 2: Convert to fraction form
    36,630.24/54,945.60 = 13,257.60/x
  3. Step 3: Cross multiply
    36,630.24x = 54,945.60 × 13,257.60
  4. Step 4: Simplify right side
    36,630.24x = 728,446,786.56
  5. Step 5: Solve for x
    x = 728,446,786.56/36,630.24
  6. Step 6: Final answer
    x = 19,886.49

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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.