Home / 27,974.08-41,860.48-20,560

Finding the Fourth Proportional to 27,974.08, 41,860.48 and 20,560

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Solution

The fourth proportional to 27,974.08, 41,860.48 and 20,560 is: 30,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,974.08 : 41,860.48 = 20,560 : x
  2. Step 2: Convert to fraction form
    27,974.08/41,860.48 = 20,560/x
  3. Step 3: Cross multiply
    27,974.08x = 41,860.48 × 20,560
  4. Step 4: Simplify right side
    27,974.08x = 860,651,468.80
  5. Step 5: Solve for x
    x = 860,651,468.80/27,974.08
  6. Step 6: Final answer
    x = 30,766.03

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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.