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Finding the Third Proportional to 28,926 and 43,698.38

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Solution

The third proportional to 28,926 and 43,698.38 is: 66,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926 : 43,698.38 = 43,698.38 : x
  2. Step 2: Convert to fraction form
    28,926/43,698.38 = 43,698.38/x
  3. Step 3: Cross multiply
    28,926x = 43,698.38 × 43,698.38
  4. Step 4: Simplify right side
    28,926x = 1,909,547,977.64
  5. Step 5: Solve for x
    x = 1,909,547,977.64/28,926
  6. Step 6: Final answer
    x = 66,014.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.