Home / 23,166.62-31,969.94-12,556.26

Finding the Fourth Proportional to 23,166.62, 31,969.94 and 12,556.26

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Solution

The fourth proportional to 23,166.62, 31,969.94 and 12,556.26 is: 17,327.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166.62 : 31,969.94 = 12,556.26 : x
  2. Step 2: Convert to fraction form
    23,166.62/31,969.94 = 12,556.26/x
  3. Step 3: Cross multiply
    23,166.62x = 31,969.94 × 12,556.26
  4. Step 4: Simplify right side
    23,166.62x = 401,422,878.82
  5. Step 5: Solve for x
    x = 401,422,878.82/23,166.62
  6. Step 6: Final answer
    x = 17,327.64

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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.