Home / 18,732.28-25,855.68-11,654.52

Finding the Fourth Proportional to 18,732.28, 25,855.68 and 11,654.52

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Solution

The fourth proportional to 18,732.28, 25,855.68 and 11,654.52 is: 16,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.28 : 25,855.68 = 11,654.52 : x
  2. Step 2: Convert to fraction form
    18,732.28/25,855.68 = 11,654.52/x
  3. Step 3: Cross multiply
    18,732.28x = 25,855.68 × 11,654.52
  4. Step 4: Simplify right side
    18,732.28x = 301,335,539.67
  5. Step 5: Solve for x
    x = 301,335,539.67/18,732.28
  6. Step 6: Final answer
    x = 16,086.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.