Home / 31,731.16-43,789.26-17,584.24

Finding the Fourth Proportional to 31,731.16, 43,789.26 and 17,584.24

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Solution

The fourth proportional to 31,731.16, 43,789.26 and 17,584.24 is: 24,266.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,731.16 : 43,789.26 = 17,584.24 : x
  2. Step 2: Convert to fraction form
    31,731.16/43,789.26 = 17,584.24/x
  3. Step 3: Cross multiply
    31,731.16x = 43,789.26 × 17,584.24
  4. Step 4: Simplify right side
    31,731.16x = 770,000,857.26
  5. Step 5: Solve for x
    x = 770,000,857.26/31,731.16
  6. Step 6: Final answer
    x = 24,266.39

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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.