Home / 14,615.24-20,164.19-8,241.03

Finding the Fourth Proportional to 14,615.24, 20,164.19 and 8,241.03

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Solution

The fourth proportional to 14,615.24, 20,164.19 and 8,241.03 is: 11,369.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.24 : 20,164.19 = 8,241.03 : x
  2. Step 2: Convert to fraction form
    14,615.24/20,164.19 = 8,241.03/x
  3. Step 3: Cross multiply
    14,615.24x = 20,164.19 × 8,241.03
  4. Step 4: Simplify right side
    14,615.24x = 166,173,694.72
  5. Step 5: Solve for x
    x = 166,173,694.72/14,615.24
  6. Step 6: Final answer
    x = 11,369.89

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1.5x scale

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.