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Finding the Fourth Proportional to 34,958.50, 48,242.48 and 19,042.94

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Solution

The fourth proportional to 34,958.50, 48,242.48 and 19,042.94 is: 26,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,958.50 : 48,242.48 = 19,042.94 : x
  2. Step 2: Convert to fraction form
    34,958.50/48,242.48 = 19,042.94/x
  3. Step 3: Cross multiply
    34,958.50x = 48,242.48 × 19,042.94
  4. Step 4: Simplify right side
    34,958.50x = 918,678,556.88
  5. Step 5: Solve for x
    x = 918,678,556.88/34,958.50
  6. Step 6: Final answer
    x = 26,279.12

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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.