Home / 49,229.37-67,939.16-28,015.47

Finding the Fourth Proportional to 49,229.37, 67,939.16 and 28,015.47

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Solution

The fourth proportional to 49,229.37, 67,939.16 and 28,015.47 is: 38,662.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,229.37 : 67,939.16 = 28,015.47 : x
  2. Step 2: Convert to fraction form
    49,229.37/67,939.16 = 28,015.47/x
  3. Step 3: Cross multiply
    49,229.37x = 67,939.16 × 28,015.47
  4. Step 4: Simplify right side
    49,229.37x = 1,903,347,358.73
  5. Step 5: Solve for x
    x = 1,903,347,358.73/49,229.37
  6. Step 6: Final answer
    x = 38,662.84

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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.