Home / 23,144.41-31,939.14-12,534.02

Finding the Fourth Proportional to 23,144.41, 31,939.14 and 12,534.02

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Solution

The fourth proportional to 23,144.41, 31,939.14 and 12,534.02 is: 17,296.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,144.41 : 31,939.14 = 12,534.02 : x
  2. Step 2: Convert to fraction form
    23,144.41/31,939.14 = 12,534.02/x
  3. Step 3: Cross multiply
    23,144.41x = 31,939.14 × 12,534.02
  4. Step 4: Simplify right side
    23,144.41x = 400,325,819.54
  5. Step 5: Solve for x
    x = 400,325,819.54/23,144.41
  6. Step 6: Final answer
    x = 17,296.87

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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.