Home / 27,975.08-41,964.94-12,180.62

Finding the Fourth Proportional to 27,975.08, 41,964.94 and 12,180.62

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Solution

The fourth proportional to 27,975.08, 41,964.94 and 12,180.62 is: 18,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975.08 : 41,964.94 = 12,180.62 : x
  2. Step 2: Convert to fraction form
    27,975.08/41,964.94 = 12,180.62/x
  3. Step 3: Cross multiply
    27,975.08x = 41,964.94 × 12,180.62
  4. Step 4: Simplify right side
    27,975.08x = 511,158,987.46
  5. Step 5: Solve for x
    x = 511,158,987.46/27,975.08
  6. Step 6: Final answer
    x = 18,271.94

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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.