Home / 27,272.06-40,908.09-8,553.56

Finding the Fourth Proportional to 27,272.06, 40,908.09 and 8,553.56

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Solution

The fourth proportional to 27,272.06, 40,908.09 and 8,553.56 is: 12,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.06 : 40,908.09 = 8,553.56 : x
  2. Step 2: Convert to fraction form
    27,272.06/40,908.09 = 8,553.56/x
  3. Step 3: Cross multiply
    27,272.06x = 40,908.09 × 8,553.56
  4. Step 4: Simplify right side
    27,272.06x = 349,909,597.76
  5. Step 5: Solve for x
    x = 349,909,597.76/27,272.06
  6. Step 6: Final answer
    x = 12,830.33

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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.