Home / 12,016.36-18,016.14-4,516.84

Finding the Fourth Proportional to 12,016.36, 18,016.14 and 4,516.84

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Solution

The fourth proportional to 12,016.36, 18,016.14 and 4,516.84 is: 6,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016.36 : 18,016.14 = 4,516.84 : x
  2. Step 2: Convert to fraction form
    12,016.36/18,016.14 = 4,516.84/x
  3. Step 3: Cross multiply
    12,016.36x = 18,016.14 × 4,516.84
  4. Step 4: Simplify right side
    12,016.36x = 81,376,021.80
  5. Step 5: Solve for x
    x = 81,376,021.80/12,016.36
  6. Step 6: Final answer
    x = 6,772.10

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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.