Home / 27,773.48-41,646.62-13,728.96

Finding the Fourth Proportional to 27,773.48, 41,646.62 and 13,728.96

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Solution

The fourth proportional to 27,773.48, 41,646.62 and 13,728.96 is: 20,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.48 : 41,646.62 = 13,728.96 : x
  2. Step 2: Convert to fraction form
    27,773.48/41,646.62 = 13,728.96/x
  3. Step 3: Cross multiply
    27,773.48x = 41,646.62 × 13,728.96
  4. Step 4: Simplify right side
    27,773.48x = 571,764,814.44
  5. Step 5: Solve for x
    x = 571,764,814.44/27,773.48
  6. Step 6: Final answer
    x = 20,586.72

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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.