Home / 19,361.25-29,054.82-8,270.52

Finding the Fourth Proportional to 19,361.25, 29,054.82 and 8,270.52

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Solution

The fourth proportional to 19,361.25, 29,054.82 and 8,270.52 is: 12,411.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.25 : 29,054.82 = 8,270.52 : x
  2. Step 2: Convert to fraction form
    19,361.25/29,054.82 = 8,270.52/x
  3. Step 3: Cross multiply
    19,361.25x = 29,054.82 × 8,270.52
  4. Step 4: Simplify right side
    19,361.25x = 240,298,469.91
  5. Step 5: Solve for x
    x = 240,298,469.91/19,361.25
  6. Step 6: Final answer
    x = 12,411.31

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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.