Home / 31,453.82-43,406.26-17,307.57

Finding the Fourth Proportional to 31,453.82, 43,406.26 and 17,307.57

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Solution

The fourth proportional to 31,453.82, 43,406.26 and 17,307.57 is: 23,884.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.82 : 43,406.26 = 17,307.57 : x
  2. Step 2: Convert to fraction form
    31,453.82/43,406.26 = 17,307.57/x
  3. Step 3: Cross multiply
    31,453.82x = 43,406.26 × 17,307.57
  4. Step 4: Simplify right side
    31,453.82x = 751,256,883.39
  5. Step 5: Solve for x
    x = 751,256,883.39/31,453.82
  6. Step 6: Final answer
    x = 23,884.44

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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.