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Finding the Third Proportional to 6,440 and 14,338

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Solution

The third proportional to 6,440 and 14,338 is: 31,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440 : 14,338 = 14,338 : x
  2. Step 2: Convert to fraction form
    6,440/14,338 = 14,338/x
  3. Step 3: Cross multiply
    6,440x = 14,338 × 14,338
  4. Step 4: Simplify right side
    6,440x = 205,578,244
  5. Step 5: Solve for x
    x = 205,578,244/6,440
  6. Step 6: Final answer
    x = 31,922.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.