Home / 25,308.26-37,949.64-8,435.29

Finding the Fourth Proportional to 25,308.26, 37,949.64 and 8,435.29

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Solution

The fourth proportional to 25,308.26, 37,949.64 and 8,435.29 is: 12,648.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308.26 : 37,949.64 = 8,435.29 : x
  2. Step 2: Convert to fraction form
    25,308.26/37,949.64 = 8,435.29/x
  3. Step 3: Cross multiply
    25,308.26x = 37,949.64 × 8,435.29
  4. Step 4: Simplify right side
    25,308.26x = 320,116,239.88
  5. Step 5: Solve for x
    x = 320,116,239.88/25,308.26
  6. Step 6: Final answer
    x = 12,648.69

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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.