Home / 27,057.89-40,590.88-8,336.36

Finding the Fourth Proportional to 27,057.89, 40,590.88 and 8,336.36

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Solution

The fourth proportional to 27,057.89, 40,590.88 and 8,336.36 is: 12,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,057.89 : 40,590.88 = 8,336.36 : x
  2. Step 2: Convert to fraction form
    27,057.89/40,590.88 = 8,336.36/x
  3. Step 3: Cross multiply
    27,057.89x = 40,590.88 × 8,336.36
  4. Step 4: Simplify right side
    27,057.89x = 338,380,269.03
  5. Step 5: Solve for x
    x = 338,380,269.03/27,057.89
  6. Step 6: Final answer
    x = 12,505.79

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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.