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Finding the Fourth Proportional to 35,846.54, 49,468.11 and 19,930.99

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Solution

The fourth proportional to 35,846.54, 49,468.11 and 19,930.99 is: 27,504.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,846.54 : 49,468.11 = 19,930.99 : x
  2. Step 2: Convert to fraction form
    35,846.54/49,468.11 = 19,930.99/x
  3. Step 3: Cross multiply
    35,846.54x = 49,468.11 × 19,930.99
  4. Step 4: Simplify right side
    35,846.54x = 985,948,405.73
  5. Step 5: Solve for x
    x = 985,948,405.73/35,846.54
  6. Step 6: Final answer
    x = 27,504.70

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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.