Home / 27,405.58-41,105.67-18,577.62

Finding the Fourth Proportional to 27,405.58, 41,105.67 and 18,577.62

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Solution

The fourth proportional to 27,405.58, 41,105.67 and 18,577.62 is: 27,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.58 : 41,105.67 = 18,577.62 : x
  2. Step 2: Convert to fraction form
    27,405.58/41,105.67 = 18,577.62/x
  3. Step 3: Cross multiply
    27,405.58x = 41,105.67 × 18,577.62
  4. Step 4: Simplify right side
    27,405.58x = 763,645,311.58
  5. Step 5: Solve for x
    x = 763,645,311.58/27,405.58
  6. Step 6: Final answer
    x = 27,864.60

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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.