Home / 34,391.44-51,601.73-18,790.84

Finding the Fourth Proportional to 34,391.44, 51,601.73 and 18,790.84

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Solution

The fourth proportional to 34,391.44, 51,601.73 and 18,790.84 is: 28,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,391.44 : 51,601.73 = 18,790.84 : x
  2. Step 2: Convert to fraction form
    34,391.44/51,601.73 = 18,790.84/x
  3. Step 3: Cross multiply
    34,391.44x = 51,601.73 × 18,790.84
  4. Step 4: Simplify right side
    34,391.44x = 969,639,641.12
  5. Step 5: Solve for x
    x = 969,639,641.12/34,391.44
  6. Step 6: Final answer
    x = 28,194.22

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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.