Home / 13,466.35-18,584.33-8,090.43

Finding the Fourth Proportional to 13,466.35, 18,584.33 and 8,090.43

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Solution

The fourth proportional to 13,466.35, 18,584.33 and 8,090.43 is: 11,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.35 : 18,584.33 = 8,090.43 : x
  2. Step 2: Convert to fraction form
    13,466.35/18,584.33 = 8,090.43/x
  3. Step 3: Cross multiply
    13,466.35x = 18,584.33 × 8,090.43
  4. Step 4: Simplify right side
    13,466.35x = 150,355,200.74
  5. Step 5: Solve for x
    x = 150,355,200.74/13,466.35
  6. Step 6: Final answer
    x = 11,165.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.