Home / 18,015.63-27,004.60-6,165.42

Finding the Fourth Proportional to 18,015.63, 27,004.60 and 6,165.42

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Solution

The fourth proportional to 18,015.63, 27,004.60 and 6,165.42 is: 9,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015.63 : 27,004.60 = 6,165.42 : x
  2. Step 2: Convert to fraction form
    18,015.63/27,004.60 = 6,165.42/x
  3. Step 3: Cross multiply
    18,015.63x = 27,004.60 × 6,165.42
  4. Step 4: Simplify right side
    18,015.63x = 166,494,700.93
  5. Step 5: Solve for x
    x = 166,494,700.93/18,015.63
  6. Step 6: Final answer
    x = 9,241.68

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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.