Home / 19,237.72-28,869.47-6,757.79

Finding the Fourth Proportional to 19,237.72, 28,869.47 and 6,757.79

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Solution

The fourth proportional to 19,237.72, 28,869.47 and 6,757.79 is: 10,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,237.72 : 28,869.47 = 6,757.79 : x
  2. Step 2: Convert to fraction form
    19,237.72/28,869.47 = 6,757.79/x
  3. Step 3: Cross multiply
    19,237.72x = 28,869.47 × 6,757.79
  4. Step 4: Simplify right side
    19,237.72x = 195,093,815.67
  5. Step 5: Solve for x
    x = 195,093,815.67/19,237.72
  6. Step 6: Final answer
    x = 10,141.21

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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.