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Finding the Fourth Proportional to 19,466.98, 29,093.79 and 14,213.06

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Solution

The fourth proportional to 19,466.98, 29,093.79 and 14,213.06 is: 21,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,466.98 : 29,093.79 = 14,213.06 : x
  2. Step 2: Convert to fraction form
    19,466.98/29,093.79 = 14,213.06/x
  3. Step 3: Cross multiply
    19,466.98x = 29,093.79 × 14,213.06
  4. Step 4: Simplify right side
    19,466.98x = 413,511,782.90
  5. Step 5: Solve for x
    x = 413,511,782.90/19,466.98
  6. Step 6: Final answer
    x = 21,241.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.