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Finding the Fourth Proportional to 34,951.50, 48,237.42 and 19,849.05

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Solution

The fourth proportional to 34,951.50, 48,237.42 and 19,849.05 is: 27,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.50 : 48,237.42 = 19,849.05 : x
  2. Step 2: Convert to fraction form
    34,951.50/48,237.42 = 19,849.05/x
  3. Step 3: Cross multiply
    34,951.50x = 48,237.42 × 19,849.05
  4. Step 4: Simplify right side
    34,951.50x = 957,467,035.88
  5. Step 5: Solve for x
    x = 957,467,035.88/34,951.50
  6. Step 6: Final answer
    x = 27,394.16

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1.5x scale

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.