Home / 27,605.60-41,311.20-19,246.40

Finding the Fourth Proportional to 27,605.60, 41,311.20 and 19,246.40

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Solution

The fourth proportional to 27,605.60, 41,311.20 and 19,246.40 is: 28,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.60 : 41,311.20 = 19,246.40 : x
  2. Step 2: Convert to fraction form
    27,605.60/41,311.20 = 19,246.40/x
  3. Step 3: Cross multiply
    27,605.60x = 41,311.20 × 19,246.40
  4. Step 4: Simplify right side
    27,605.60x = 795,091,879.68
  5. Step 5: Solve for x
    x = 795,091,879.68/27,605.60
  6. Step 6: Final answer
    x = 28,801.83

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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.