Home / 19,872.14-29,780.52-14,936.02

Finding the Fourth Proportional to 19,872.14, 29,780.52 and 14,936.02

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Solution

The fourth proportional to 19,872.14, 29,780.52 and 14,936.02 is: 22,383.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872.14 : 29,780.52 = 14,936.02 : x
  2. Step 2: Convert to fraction form
    19,872.14/29,780.52 = 14,936.02/x
  3. Step 3: Cross multiply
    19,872.14x = 29,780.52 × 14,936.02
  4. Step 4: Simplify right side
    19,872.14x = 444,802,479.56
  5. Step 5: Solve for x
    x = 444,802,479.56/19,872.14
  6. Step 6: Final answer
    x = 22,383.22

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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.