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Finding the Fourth Proportional to 34,047.92, 51,027.64 and 19,054.42

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Solution

The fourth proportional to 34,047.92, 51,027.64 and 19,054.42 is: 28,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,047.92 : 51,027.64 = 19,054.42 : x
  2. Step 2: Convert to fraction form
    34,047.92/51,027.64 = 19,054.42/x
  3. Step 3: Cross multiply
    34,047.92x = 51,027.64 × 19,054.42
  4. Step 4: Simplify right side
    34,047.92x = 972,301,908.96
  5. Step 5: Solve for x
    x = 972,301,908.96/34,047.92
  6. Step 6: Final answer
    x = 28,556.86

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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.