Home / 18,147.01-27,222.23-7,054.55

Finding the Fourth Proportional to 18,147.01, 27,222.23 and 7,054.55

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Solution

The fourth proportional to 18,147.01, 27,222.23 and 7,054.55 is: 10,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.01 : 27,222.23 = 7,054.55 : x
  2. Step 2: Convert to fraction form
    18,147.01/27,222.23 = 7,054.55/x
  3. Step 3: Cross multiply
    18,147.01x = 27,222.23 × 7,054.55
  4. Step 4: Simplify right side
    18,147.01x = 192,040,582.65
  5. Step 5: Solve for x
    x = 192,040,582.65/18,147.01
  6. Step 6: Final answer
    x = 10,582.49

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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.