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Finding the Fourth Proportional to 34,806, 48,032.28 and 19,698.40

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Solution

The fourth proportional to 34,806, 48,032.28 and 19,698.40 is: 27,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806 : 48,032.28 = 19,698.40 : x
  2. Step 2: Convert to fraction form
    34,806/48,032.28 = 19,698.40/x
  3. Step 3: Cross multiply
    34,806x = 48,032.28 × 19,698.40
  4. Step 4: Simplify right side
    34,806x = 946,159,064.35
  5. Step 5: Solve for x
    x = 946,159,064.35/34,806
  6. Step 6: Final answer
    x = 27,183.79

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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.