Home / 23,629.20-32,608.38-13,018.60

Finding the Fourth Proportional to 23,629.20, 32,608.38 and 13,018.60

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Solution

The fourth proportional to 23,629.20, 32,608.38 and 13,018.60 is: 17,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,629.20 : 32,608.38 = 13,018.60 : x
  2. Step 2: Convert to fraction form
    23,629.20/32,608.38 = 13,018.60/x
  3. Step 3: Cross multiply
    23,629.20x = 32,608.38 × 13,018.60
  4. Step 4: Simplify right side
    23,629.20x = 424,515,455.87
  5. Step 5: Solve for x
    x = 424,515,455.87/23,629.20
  6. Step 6: Final answer
    x = 17,965.71

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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.