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Finding the Third Proportional to 18,192 and 28,928.25

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Solution

The third proportional to 18,192 and 28,928.25 is: 46,000.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192 : 28,928.25 = 28,928.25 : x
  2. Step 2: Convert to fraction form
    18,192/28,928.25 = 28,928.25/x
  3. Step 3: Cross multiply
    18,192x = 28,928.25 × 28,928.25
  4. Step 4: Simplify right side
    18,192x = 836,843,648.06
  5. Step 5: Solve for x
    x = 836,843,648.06/18,192
  6. Step 6: Final answer
    x = 46,000.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.