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Finding the Third Proportional to 8,835 and 18,723

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Solution

The third proportional to 8,835 and 18,723 is: 39,677.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835 : 18,723 = 18,723 : x
  2. Step 2: Convert to fraction form
    8,835/18,723 = 18,723/x
  3. Step 3: Cross multiply
    8,835x = 18,723 × 18,723
  4. Step 4: Simplify right side
    8,835x = 350,550,729
  5. Step 5: Solve for x
    x = 350,550,729/8,835
  6. Step 6: Final answer
    x = 39,677.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.