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Finding the Third Proportional to 28,413 and 43,484.25

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Solution

The third proportional to 28,413 and 43,484.25 is: 66,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,413 : 43,484.25 = 43,484.25 : x
  2. Step 2: Convert to fraction form
    28,413/43,484.25 = 43,484.25/x
  3. Step 3: Cross multiply
    28,413x = 43,484.25 × 43,484.25
  4. Step 4: Simplify right side
    28,413x = 1,890,879,998.06
  5. Step 5: Solve for x
    x = 1,890,879,998.06/28,413
  6. Step 6: Final answer
    x = 66,549.82

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.