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Finding the Third Proportional to 18,030 and 28,524

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Solution

The third proportional to 18,030 and 28,524 is: 45,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030 : 28,524 = 28,524 : x
  2. Step 2: Convert to fraction form
    18,030/28,524 = 28,524/x
  3. Step 3: Cross multiply
    18,030x = 28,524 × 28,524
  4. Step 4: Simplify right side
    18,030x = 813,618,576
  5. Step 5: Solve for x
    x = 813,618,576/18,030
  6. Step 6: Final answer
    x = 45,125.82

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.