Home / 40,201.44-60,339.52-20,494.80

Finding the Fourth Proportional to 40,201.44, 60,339.52 and 20,494.80

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Solution

The fourth proportional to 40,201.44, 60,339.52 and 20,494.80 is: 30,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.44 : 60,339.52 = 20,494.80 : x
  2. Step 2: Convert to fraction form
    40,201.44/60,339.52 = 20,494.80/x
  3. Step 3: Cross multiply
    40,201.44x = 60,339.52 × 20,494.80
  4. Step 4: Simplify right side
    40,201.44x = 1,236,646,394.50
  5. Step 5: Solve for x
    x = 1,236,646,394.50/40,201.44
  6. Step 6: Final answer
    x = 30,761.25

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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.