Home / 19,608.23-27,061.64-11,650.43

Finding the Fourth Proportional to 19,608.23, 27,061.64 and 11,650.43

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Solution

The fourth proportional to 19,608.23, 27,061.64 and 11,650.43 is: 16,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608.23 : 27,061.64 = 11,650.43 : x
  2. Step 2: Convert to fraction form
    19,608.23/27,061.64 = 11,650.43/x
  3. Step 3: Cross multiply
    19,608.23x = 27,061.64 × 11,650.43
  4. Step 4: Simplify right side
    19,608.23x = 315,279,861.13
  5. Step 5: Solve for x
    x = 315,279,861.13/19,608.23
  6. Step 6: Final answer
    x = 16,078.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.