Home / 29,878.83-41,231.16-17,131.39

Finding the Fourth Proportional to 29,878.83, 41,231.16 and 17,131.39

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Solution

The fourth proportional to 29,878.83, 41,231.16 and 17,131.39 is: 23,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,878.83 : 41,231.16 = 17,131.39 : x
  2. Step 2: Convert to fraction form
    29,878.83/41,231.16 = 17,131.39/x
  3. Step 3: Cross multiply
    29,878.83x = 41,231.16 × 17,131.39
  4. Step 4: Simplify right side
    29,878.83x = 706,346,979.03
  5. Step 5: Solve for x
    x = 706,346,979.03/29,878.83
  6. Step 6: Final answer
    x = 23,640.38

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1.5x scale

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.