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Finding the Third Proportional to 27,364 and 39,078

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Solution

The third proportional to 27,364 and 39,078 is: 55,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364 : 39,078 = 39,078 : x
  2. Step 2: Convert to fraction form
    27,364/39,078 = 39,078/x
  3. Step 3: Cross multiply
    27,364x = 39,078 × 39,078
  4. Step 4: Simplify right side
    27,364x = 1,527,090,084
  5. Step 5: Solve for x
    x = 1,527,090,084/27,364
  6. Step 6: Final answer
    x = 55,806.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.