Home / 29,063.94-40,120.43-19,645.26

Finding the Fourth Proportional to 29,063.94, 40,120.43 and 19,645.26

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Solution

The fourth proportional to 29,063.94, 40,120.43 and 19,645.26 is: 27,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,063.94 : 40,120.43 = 19,645.26 : x
  2. Step 2: Convert to fraction form
    29,063.94/40,120.43 = 19,645.26/x
  3. Step 3: Cross multiply
    29,063.94x = 40,120.43 × 19,645.26
  4. Step 4: Simplify right side
    29,063.94x = 788,176,180.44
  5. Step 5: Solve for x
    x = 788,176,180.44/29,063.94
  6. Step 6: Final answer
    x = 27,118.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.