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Finding the Fourth Proportional to 14,014.92, 20,998.97 and 9,847.47

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Solution

The fourth proportional to 14,014.92, 20,998.97 and 9,847.47 is: 14,754.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.92 : 20,998.97 = 9,847.47 : x
  2. Step 2: Convert to fraction form
    14,014.92/20,998.97 = 9,847.47/x
  3. Step 3: Cross multiply
    14,014.92x = 20,998.97 × 9,847.47
  4. Step 4: Simplify right side
    14,014.92x = 206,786,727.11
  5. Step 5: Solve for x
    x = 206,786,727.11/14,014.92
  6. Step 6: Final answer
    x = 14,754.76

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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.