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Finding the Fourth Proportional to 34,951.77, 48,239.69 and 20,610.73

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Solution

The fourth proportional to 34,951.77, 48,239.69 and 20,610.73 is: 28,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.77 : 48,239.69 = 20,610.73 : x
  2. Step 2: Convert to fraction form
    34,951.77/48,239.69 = 20,610.73/x
  3. Step 3: Cross multiply
    34,951.77x = 48,239.69 × 20,610.73
  4. Step 4: Simplify right side
    34,951.77x = 994,255,221.35
  5. Step 5: Solve for x
    x = 994,255,221.35/34,951.77
  6. Step 6: Final answer
    x = 28,446.49

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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.