Home / 19,508.43-29,275.41-7,822.56

Finding the Fourth Proportional to 19,508.43, 29,275.41 and 7,822.56

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Solution

The fourth proportional to 19,508.43, 29,275.41 and 7,822.56 is: 11,738.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.43 : 29,275.41 = 7,822.56 : x
  2. Step 2: Convert to fraction form
    19,508.43/29,275.41 = 7,822.56/x
  3. Step 3: Cross multiply
    19,508.43x = 29,275.41 × 7,822.56
  4. Step 4: Simplify right side
    19,508.43x = 229,008,651.25
  5. Step 5: Solve for x
    x = 229,008,651.25/19,508.43
  6. Step 6: Final answer
    x = 11,738.96

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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.