Home / 29,858.78-41,200.40-17,109.51

Finding the Fourth Proportional to 29,858.78, 41,200.40 and 17,109.51

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Solution

The fourth proportional to 29,858.78, 41,200.40 and 17,109.51 is: 23,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,858.78 : 41,200.40 = 17,109.51 : x
  2. Step 2: Convert to fraction form
    29,858.78/41,200.40 = 17,109.51/x
  3. Step 3: Cross multiply
    29,858.78x = 41,200.40 × 17,109.51
  4. Step 4: Simplify right side
    29,858.78x = 704,918,698.58
  5. Step 5: Solve for x
    x = 704,918,698.58/29,858.78
  6. Step 6: Final answer
    x = 23,608.43

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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.