Home / 13,609.83-20,408.60-4,844.97

Finding the Fourth Proportional to 13,609.83, 20,408.60 and 4,844.97

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Solution

The fourth proportional to 13,609.83, 20,408.60 and 4,844.97 is: 7,265.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609.83 : 20,408.60 = 4,844.97 : x
  2. Step 2: Convert to fraction form
    13,609.83/20,408.60 = 4,844.97/x
  3. Step 3: Cross multiply
    13,609.83x = 20,408.60 × 4,844.97
  4. Step 4: Simplify right side
    13,609.83x = 98,879,054.74
  5. Step 5: Solve for x
    x = 98,879,054.74/13,609.83
  6. Step 6: Final answer
    x = 7,265.27

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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.