Home / 25,408.56-38,112.86-10,609.41

Finding the Fourth Proportional to 25,408.56, 38,112.86 and 10,609.41

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Solution

The fourth proportional to 25,408.56, 38,112.86 and 10,609.41 is: 15,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,408.56 : 38,112.86 = 10,609.41 : x
  2. Step 2: Convert to fraction form
    25,408.56/38,112.86 = 10,609.41/x
  3. Step 3: Cross multiply
    25,408.56x = 38,112.86 × 10,609.41
  4. Step 4: Simplify right side
    25,408.56x = 404,354,984.54
  5. Step 5: Solve for x
    x = 404,354,984.54/25,408.56
  6. Step 6: Final answer
    x = 15,914.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.