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Finding the Third Proportional to 13,276.88 and 28,969.13

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Solution

The third proportional to 13,276.88 and 28,969.13 is: 63,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276.88 : 28,969.13 = 28,969.13 : x
  2. Step 2: Convert to fraction form
    13,276.88/28,969.13 = 28,969.13/x
  3. Step 3: Cross multiply
    13,276.88x = 28,969.13 × 28,969.13
  4. Step 4: Simplify right side
    13,276.88x = 839,210,203.27
  5. Step 5: Solve for x
    x = 839,210,203.27/13,276.88
  6. Step 6: Final answer
    x = 63,208.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.