Home / 38,255.48-57,260.36-20,441.60

Finding the Fourth Proportional to 38,255.48, 57,260.36 and 20,441.60

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Solution

The fourth proportional to 38,255.48, 57,260.36 and 20,441.60 is: 30,596.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,255.48 : 57,260.36 = 20,441.60 : x
  2. Step 2: Convert to fraction form
    38,255.48/57,260.36 = 20,441.60/x
  3. Step 3: Cross multiply
    38,255.48x = 57,260.36 × 20,441.60
  4. Step 4: Simplify right side
    38,255.48x = 1,170,493,374.98
  5. Step 5: Solve for x
    x = 1,170,493,374.98/38,255.48
  6. Step 6: Final answer
    x = 30,596.75

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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.