Home / 27,072.08-40,612.73-8,351.76

Finding the Fourth Proportional to 27,072.08, 40,612.73 and 8,351.76

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Solution

The fourth proportional to 27,072.08, 40,612.73 and 8,351.76 is: 12,529.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.08 : 40,612.73 = 8,351.76 : x
  2. Step 2: Convert to fraction form
    27,072.08/40,612.73 = 8,351.76/x
  3. Step 3: Cross multiply
    27,072.08x = 40,612.73 × 8,351.76
  4. Step 4: Simplify right side
    27,072.08x = 339,187,732.15
  5. Step 5: Solve for x
    x = 339,187,732.15/27,072.08
  6. Step 6: Final answer
    x = 12,529.06

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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.