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Finding the Third Proportional to 21,216.94 and 44,176.64

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Solution

The third proportional to 21,216.94 and 44,176.64 is: 91,981.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,216.94 : 44,176.64 = 44,176.64 : x
  2. Step 2: Convert to fraction form
    21,216.94/44,176.64 = 44,176.64/x
  3. Step 3: Cross multiply
    21,216.94x = 44,176.64 × 44,176.64
  4. Step 4: Simplify right side
    21,216.94x = 1,951,575,576.91
  5. Step 5: Solve for x
    x = 1,951,575,576.91/21,216.94
  6. Step 6: Final answer
    x = 91,981.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.