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Finding the Third Proportional to 18,933.51 and 28,034.70

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Solution

The third proportional to 18,933.51 and 28,034.70 is: 41,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,933.51 : 28,034.70 = 28,034.70 : x
  2. Step 2: Convert to fraction form
    18,933.51/28,034.70 = 28,034.70/x
  3. Step 3: Cross multiply
    18,933.51x = 28,034.70 × 28,034.70
  4. Step 4: Simplify right side
    18,933.51x = 785,944,469.80
  5. Step 5: Solve for x
    x = 785,944,469.80/18,933.51
  6. Step 6: Final answer
    x = 41,510.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.