Home / 27,600.30-41,402.70-11,805.45

Finding the Fourth Proportional to 27,600.30, 41,402.70 and 11,805.45

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Solution

The fourth proportional to 27,600.30, 41,402.70 and 11,805.45 is: 17,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,600.30 : 41,402.70 = 11,805.45 : x
  2. Step 2: Convert to fraction form
    27,600.30/41,402.70 = 11,805.45/x
  3. Step 3: Cross multiply
    27,600.30x = 41,402.70 × 11,805.45
  4. Step 4: Simplify right side
    27,600.30x = 488,777,504.72
  5. Step 5: Solve for x
    x = 488,777,504.72/27,600.30
  6. Step 6: Final answer
    x = 17,709.14

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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.