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Finding the Fourth Proportional to 14,073.98, 21,110.94 and 6,674.39

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Solution

The fourth proportional to 14,073.98, 21,110.94 and 6,674.39 is: 10,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073.98 : 21,110.94 = 6,674.39 : x
  2. Step 2: Convert to fraction form
    14,073.98/21,110.94 = 6,674.39/x
  3. Step 3: Cross multiply
    14,073.98x = 21,110.94 × 6,674.39
  4. Step 4: Simplify right side
    14,073.98x = 140,902,620.44
  5. Step 5: Solve for x
    x = 140,902,620.44/14,073.98
  6. Step 6: Final answer
    x = 10,011.57

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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.