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Finding the Third Proportional to 27,994.78 and 43,347.66

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Solution

The third proportional to 27,994.78 and 43,347.66 is: 67,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994.78 : 43,347.66 = 43,347.66 : x
  2. Step 2: Convert to fraction form
    27,994.78/43,347.66 = 43,347.66/x
  3. Step 3: Cross multiply
    27,994.78x = 43,347.66 × 43,347.66
  4. Step 4: Simplify right side
    27,994.78x = 1,879,019,302.37
  5. Step 5: Solve for x
    x = 1,879,019,302.37/27,994.78
  6. Step 6: Final answer
    x = 67,120.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.