Home / 23,166.44-31,969.70-12,556.10

Finding the Fourth Proportional to 23,166.44, 31,969.70 and 12,556.10

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Solution

The fourth proportional to 23,166.44, 31,969.70 and 12,556.10 is: 17,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166.44 : 31,969.70 = 12,556.10 : x
  2. Step 2: Convert to fraction form
    23,166.44/31,969.70 = 12,556.10/x
  3. Step 3: Cross multiply
    23,166.44x = 31,969.70 × 12,556.10
  4. Step 4: Simplify right side
    23,166.44x = 401,414,750.17
  5. Step 5: Solve for x
    x = 401,414,750.17/23,166.44
  6. Step 6: Final answer
    x = 17,327.42

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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.