Home / 13,453.40-20,165.70-6,056.60

Finding the Fourth Proportional to 13,453.40, 20,165.70 and 6,056.60

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Solution

The fourth proportional to 13,453.40, 20,165.70 and 6,056.60 is: 9,078.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.40 : 20,165.70 = 6,056.60 : x
  2. Step 2: Convert to fraction form
    13,453.40/20,165.70 = 6,056.60/x
  3. Step 3: Cross multiply
    13,453.40x = 20,165.70 × 6,056.60
  4. Step 4: Simplify right side
    13,453.40x = 122,135,578.62
  5. Step 5: Solve for x
    x = 122,135,578.62/13,453.40
  6. Step 6: Final answer
    x = 9,078.42

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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.