Home / 29,245.37-40,391.39-19,797.53

Finding the Fourth Proportional to 29,245.37, 40,391.39 and 19,797.53

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Solution

The fourth proportional to 29,245.37, 40,391.39 and 19,797.53 is: 27,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,245.37 : 40,391.39 = 19,797.53 : x
  2. Step 2: Convert to fraction form
    29,245.37/40,391.39 = 19,797.53/x
  3. Step 3: Cross multiply
    29,245.37x = 40,391.39 × 19,797.53
  4. Step 4: Simplify right side
    29,245.37x = 799,649,602.80
  5. Step 5: Solve for x
    x = 799,649,602.80/29,245.37
  6. Step 6: Final answer
    x = 27,342.78

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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.