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Finding the Fourth Proportional to 27,796.88, 41,676.72 and 15,322.88

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Solution

The fourth proportional to 27,796.88, 41,676.72 and 15,322.88 is: 22,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796.88 : 41,676.72 = 15,322.88 : x
  2. Step 2: Convert to fraction form
    27,796.88/41,676.72 = 15,322.88/x
  3. Step 3: Cross multiply
    27,796.88x = 41,676.72 × 15,322.88
  4. Step 4: Simplify right side
    27,796.88x = 638,607,379.35
  5. Step 5: Solve for x
    x = 638,607,379.35/27,796.88
  6. Step 6: Final answer
    x = 22,974.07

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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.