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Finding the Third Proportional to 28,415.25 and 44,476.88

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Solution

The third proportional to 28,415.25 and 44,476.88 is: 69,617.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,415.25 : 44,476.88 = 44,476.88 : x
  2. Step 2: Convert to fraction form
    28,415.25/44,476.88 = 44,476.88/x
  3. Step 3: Cross multiply
    28,415.25x = 44,476.88 × 44,476.88
  4. Step 4: Simplify right side
    28,415.25x = 1,978,192,409.77
  5. Step 5: Solve for x
    x = 1,978,192,409.77/28,415.25
  6. Step 6: Final answer
    x = 69,617.28

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.