Home / 18,072.06-27,101.39-6,222.53

Finding the Fourth Proportional to 18,072.06, 27,101.39 and 6,222.53

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Solution

The fourth proportional to 18,072.06, 27,101.39 and 6,222.53 is: 9,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072.06 : 27,101.39 = 6,222.53 : x
  2. Step 2: Convert to fraction form
    18,072.06/27,101.39 = 6,222.53/x
  3. Step 3: Cross multiply
    18,072.06x = 27,101.39 × 6,222.53
  4. Step 4: Simplify right side
    18,072.06x = 168,639,045.70
  5. Step 5: Solve for x
    x = 168,639,045.70/18,072.06
  6. Step 6: Final answer
    x = 9,331.48

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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.