Home / 27,720.85-41,586.76-8,997.41

Finding the Fourth Proportional to 27,720.85, 41,586.76 and 8,997.41

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Solution

The fourth proportional to 27,720.85, 41,586.76 and 8,997.41 is: 13,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,720.85 : 41,586.76 = 8,997.41 : x
  2. Step 2: Convert to fraction form
    27,720.85/41,586.76 = 8,997.41/x
  3. Step 3: Cross multiply
    27,720.85x = 41,586.76 × 8,997.41
  4. Step 4: Simplify right side
    27,720.85x = 374,173,085.30
  5. Step 5: Solve for x
    x = 374,173,085.30/27,720.85
  6. Step 6: Final answer
    x = 13,497.89

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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.