Home / 27,590.58-41,353.46-12,768.18

Finding the Fourth Proportional to 27,590.58, 41,353.46 and 12,768.18

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Solution

The fourth proportional to 27,590.58, 41,353.46 and 12,768.18 is: 19,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.58 : 41,353.46 = 12,768.18 : x
  2. Step 2: Convert to fraction form
    27,590.58/41,353.46 = 12,768.18/x
  3. Step 3: Cross multiply
    27,590.58x = 41,353.46 × 12,768.18
  4. Step 4: Simplify right side
    27,590.58x = 528,008,420.90
  5. Step 5: Solve for x
    x = 528,008,420.90/27,590.58
  6. Step 6: Final answer
    x = 19,137.27

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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.