Home / 26,408.20-39,570.63-9,745.30

Finding the Fourth Proportional to 26,408.20, 39,570.63 and 9,745.30

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Solution

The fourth proportional to 26,408.20, 39,570.63 and 9,745.30 is: 14,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408.20 : 39,570.63 = 9,745.30 : x
  2. Step 2: Convert to fraction form
    26,408.20/39,570.63 = 9,745.30/x
  3. Step 3: Cross multiply
    26,408.20x = 39,570.63 × 9,745.30
  4. Step 4: Simplify right side
    26,408.20x = 385,627,660.54
  5. Step 5: Solve for x
    x = 385,627,660.54/26,408.20
  6. Step 6: Final answer
    x = 14,602.57

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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.