Home / 23,040.44-31,795.87-12,969.03

Finding the Fourth Proportional to 23,040.44, 31,795.87 and 12,969.03

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Solution

The fourth proportional to 23,040.44, 31,795.87 and 12,969.03 is: 17,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.44 : 31,795.87 = 12,969.03 : x
  2. Step 2: Convert to fraction form
    23,040.44/31,795.87 = 12,969.03/x
  3. Step 3: Cross multiply
    23,040.44x = 31,795.87 × 12,969.03
  4. Step 4: Simplify right side
    23,040.44x = 412,361,591.91
  5. Step 5: Solve for x
    x = 412,361,591.91/23,040.44
  6. Step 6: Final answer
    x = 17,897.30

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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.