Home / 27,490.86-41,216.11-8,760.12

Finding the Fourth Proportional to 27,490.86, 41,216.11 and 8,760.12

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Solution

The fourth proportional to 27,490.86, 41,216.11 and 8,760.12 is: 13,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.86 : 41,216.11 = 8,760.12 : x
  2. Step 2: Convert to fraction form
    27,490.86/41,216.11 = 8,760.12/x
  3. Step 3: Cross multiply
    27,490.86x = 41,216.11 × 8,760.12
  4. Step 4: Simplify right side
    27,490.86x = 361,057,819.65
  5. Step 5: Solve for x
    x = 361,057,819.65/27,490.86
  6. Step 6: Final answer
    x = 13,133.74

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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.