Home / 31,668.24-43,702.44-17,327.76

Finding the Fourth Proportional to 31,668.24, 43,702.44 and 17,327.76

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Solution

The fourth proportional to 31,668.24, 43,702.44 and 17,327.76 is: 23,912.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,668.24 : 43,702.44 = 17,327.76 : x
  2. Step 2: Convert to fraction form
    31,668.24/43,702.44 = 17,327.76/x
  3. Step 3: Cross multiply
    31,668.24x = 43,702.44 × 17,327.76
  4. Step 4: Simplify right side
    31,668.24x = 757,265,391.73
  5. Step 5: Solve for x
    x = 757,265,391.73/31,668.24
  6. Step 6: Final answer
    x = 23,912.46

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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.