Home / 31,702.26-43,749.12-17,556.02

Finding the Fourth Proportional to 31,702.26, 43,749.12 and 17,556.02

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Solution

The fourth proportional to 31,702.26, 43,749.12 and 17,556.02 is: 24,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,702.26 : 43,749.12 = 17,556.02 : x
  2. Step 2: Convert to fraction form
    31,702.26/43,749.12 = 17,556.02/x
  3. Step 3: Cross multiply
    31,702.26x = 43,749.12 × 17,556.02
  4. Step 4: Simplify right side
    31,702.26x = 768,060,425.70
  5. Step 5: Solve for x
    x = 768,060,425.70/31,702.26
  6. Step 6: Final answer
    x = 24,227.31

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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.