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Finding the Third Proportional to 13,020 and 28,852

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Solution

The third proportional to 13,020 and 28,852 is: 63,935.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020 : 28,852 = 28,852 : x
  2. Step 2: Convert to fraction form
    13,020/28,852 = 28,852/x
  3. Step 3: Cross multiply
    13,020x = 28,852 × 28,852
  4. Step 4: Simplify right side
    13,020x = 832,437,904
  5. Step 5: Solve for x
    x = 832,437,904/13,020
  6. Step 6: Final answer
    x = 63,935.32

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.