Home / 27,590.45-41,331.35-18,201.75

Finding the Fourth Proportional to 27,590.45, 41,331.35 and 18,201.75

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Solution

The fourth proportional to 27,590.45, 41,331.35 and 18,201.75 is: 27,266.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.45 : 41,331.35 = 18,201.75 : x
  2. Step 2: Convert to fraction form
    27,590.45/41,331.35 = 18,201.75/x
  3. Step 3: Cross multiply
    27,590.45x = 41,331.35 × 18,201.75
  4. Step 4: Simplify right side
    27,590.45x = 752,302,808.85
  5. Step 5: Solve for x
    x = 752,302,808.85/27,590.45
  6. Step 6: Final answer
    x = 27,266.79

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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.