Home / 13,406.03-20,083.64-8,950.25

Finding the Fourth Proportional to 13,406.03, 20,083.64 and 8,950.25

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Solution

The fourth proportional to 13,406.03, 20,083.64 and 8,950.25 is: 13,408.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,406.03 : 20,083.64 = 8,950.25 : x
  2. Step 2: Convert to fraction form
    13,406.03/20,083.64 = 8,950.25/x
  3. Step 3: Cross multiply
    13,406.03x = 20,083.64 × 8,950.25
  4. Step 4: Simplify right side
    13,406.03x = 179,753,453.74
  5. Step 5: Solve for x
    x = 179,753,453.74/13,406.03
  6. Step 6: Final answer
    x = 13,408.41

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1.5x scale

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.