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Finding the Third Proportional to 30,891.38 and 46,929.38

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Solution

The third proportional to 30,891.38 and 46,929.38 is: 71,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,891.38 : 46,929.38 = 46,929.38 : x
  2. Step 2: Convert to fraction form
    30,891.38/46,929.38 = 46,929.38/x
  3. Step 3: Cross multiply
    30,891.38x = 46,929.38 × 46,929.38
  4. Step 4: Simplify right side
    30,891.38x = 2,202,366,237.89
  5. Step 5: Solve for x
    x = 2,202,366,237.89/30,891.38
  6. Step 6: Final answer
    x = 71,293.89

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.