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Finding the Fourth Proportional to 29,134.84, 43,716.84 and 14,326.42

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Solution

The fourth proportional to 29,134.84, 43,716.84 and 14,326.42 is: 21,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.84 : 43,716.84 = 14,326.42 : x
  2. Step 2: Convert to fraction form
    29,134.84/43,716.84 = 14,326.42/x
  3. Step 3: Cross multiply
    29,134.84x = 43,716.84 × 14,326.42
  4. Step 4: Simplify right side
    29,134.84x = 626,305,810.91
  5. Step 5: Solve for x
    x = 626,305,810.91/29,134.84
  6. Step 6: Final answer
    x = 21,496.80

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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.