Home / 14,108.43-19,468.56-7,734

Finding the Fourth Proportional to 14,108.43, 19,468.56 and 7,734

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Solution

The fourth proportional to 14,108.43, 19,468.56 and 7,734 is: 10,672.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.43 : 19,468.56 = 7,734 : x
  2. Step 2: Convert to fraction form
    14,108.43/19,468.56 = 7,734/x
  3. Step 3: Cross multiply
    14,108.43x = 19,468.56 × 7,734
  4. Step 4: Simplify right side
    14,108.43x = 150,569,843.04
  5. Step 5: Solve for x
    x = 150,569,843.04/14,108.43
  6. Step 6: Final answer
    x = 10,672.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.