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Finding the Fourth Proportional to 12,505.67, 18,753.03 and 5,933.73

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Solution

The fourth proportional to 12,505.67, 18,753.03 and 5,933.73 is: 8,898.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.67 : 18,753.03 = 5,933.73 : x
  2. Step 2: Convert to fraction form
    12,505.67/18,753.03 = 5,933.73/x
  3. Step 3: Cross multiply
    12,505.67x = 18,753.03 × 5,933.73
  4. Step 4: Simplify right side
    12,505.67x = 111,275,416.70
  5. Step 5: Solve for x
    x = 111,275,416.70/12,505.67
  6. Step 6: Final answer
    x = 8,898.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.