Home / 18,015.27-27,029.58-6,170.22

Finding the Fourth Proportional to 18,015.27, 27,029.58 and 6,170.22

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Solution

The fourth proportional to 18,015.27, 27,029.58 and 6,170.22 is: 9,257.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,015.27 : 27,029.58 = 6,170.22 : x
  2. Step 2: Convert to fraction form
    18,015.27/27,029.58 = 6,170.22/x
  3. Step 3: Cross multiply
    18,015.27x = 27,029.58 × 6,170.22
  4. Step 4: Simplify right side
    18,015.27x = 166,778,455.11
  5. Step 5: Solve for x
    x = 166,778,455.11/18,015.27
  6. Step 6: Final answer
    x = 9,257.62

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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.