Home / 19,098.44-28,649.18-7,257.88

Finding the Fourth Proportional to 19,098.44, 28,649.18 and 7,257.88

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Solution

The fourth proportional to 19,098.44, 28,649.18 and 7,257.88 is: 10,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.44 : 28,649.18 = 7,257.88 : x
  2. Step 2: Convert to fraction form
    19,098.44/28,649.18 = 7,257.88/x
  3. Step 3: Cross multiply
    19,098.44x = 28,649.18 × 7,257.88
  4. Step 4: Simplify right side
    19,098.44x = 207,932,310.54
  5. Step 5: Solve for x
    x = 207,932,310.54/19,098.44
  6. Step 6: Final answer
    x = 10,887.40

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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.