Home / 19,747.09-29,620.83-4,956.07

Finding the Fourth Proportional to 19,747.09, 29,620.83 and 4,956.07

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Solution

The fourth proportional to 19,747.09, 29,620.83 and 4,956.07 is: 7,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.09 : 29,620.83 = 4,956.07 : x
  2. Step 2: Convert to fraction form
    19,747.09/29,620.83 = 4,956.07/x
  3. Step 3: Cross multiply
    19,747.09x = 29,620.83 × 4,956.07
  4. Step 4: Simplify right side
    19,747.09x = 146,802,906.94
  5. Step 5: Solve for x
    x = 146,802,906.94/19,747.09
  6. Step 6: Final answer
    x = 7,434.15

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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.