Home / 19,051.92-28,515.78-17,233.20

Finding the Fourth Proportional to 19,051.92, 28,515.78 and 17,233.20

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Solution

The fourth proportional to 19,051.92, 28,515.78 and 17,233.20 is: 25,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.92 : 28,515.78 = 17,233.20 : x
  2. Step 2: Convert to fraction form
    19,051.92/28,515.78 = 17,233.20/x
  3. Step 3: Cross multiply
    19,051.92x = 28,515.78 × 17,233.20
  4. Step 4: Simplify right side
    19,051.92x = 491,418,139.90
  5. Step 5: Solve for x
    x = 491,418,139.90/19,051.92
  6. Step 6: Final answer
    x = 25,793.63

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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.