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Finding the Fourth Proportional to 27,193.22, 40,789.83 and 9,663.74

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Solution

The fourth proportional to 27,193.22, 40,789.83 and 9,663.74 is: 14,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.22 : 40,789.83 = 9,663.74 : x
  2. Step 2: Convert to fraction form
    27,193.22/40,789.83 = 9,663.74/x
  3. Step 3: Cross multiply
    27,193.22x = 40,789.83 × 9,663.74
  4. Step 4: Simplify right side
    27,193.22x = 394,182,242.66
  5. Step 5: Solve for x
    x = 394,182,242.66/27,193.22
  6. Step 6: Final answer
    x = 14,495.61

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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.