Home / 31,194.75-43,048.67-17,047.60

Finding the Fourth Proportional to 31,194.75, 43,048.67 and 17,047.60

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Solution

The fourth proportional to 31,194.75, 43,048.67 and 17,047.60 is: 23,525.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,194.75 : 43,048.67 = 17,047.60 : x
  2. Step 2: Convert to fraction form
    31,194.75/43,048.67 = 17,047.60/x
  3. Step 3: Cross multiply
    31,194.75x = 43,048.67 × 17,047.60
  4. Step 4: Simplify right side
    31,194.75x = 733,876,313.83
  5. Step 5: Solve for x
    x = 733,876,313.83/31,194.75
  6. Step 6: Final answer
    x = 23,525.63

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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.