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Finding the Fourth Proportional to 14,976.27, 20,674.05 and 10,672.14

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Solution

The fourth proportional to 14,976.27, 20,674.05 and 10,672.14 is: 14,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.27 : 20,674.05 = 10,672.14 : x
  2. Step 2: Convert to fraction form
    14,976.27/20,674.05 = 10,672.14/x
  3. Step 3: Cross multiply
    14,976.27x = 20,674.05 × 10,672.14
  4. Step 4: Simplify right side
    14,976.27x = 220,636,355.97
  5. Step 5: Solve for x
    x = 220,636,355.97/14,976.27
  6. Step 6: Final answer
    x = 14,732.40

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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.