Home / 29,855.89-41,201.49-17,109.60

Finding the Fourth Proportional to 29,855.89, 41,201.49 and 17,109.60

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Solution

The fourth proportional to 29,855.89, 41,201.49 and 17,109.60 is: 23,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,855.89 : 41,201.49 = 17,109.60 : x
  2. Step 2: Convert to fraction form
    29,855.89/41,201.49 = 17,109.60/x
  3. Step 3: Cross multiply
    29,855.89x = 41,201.49 × 17,109.60
  4. Step 4: Simplify right side
    29,855.89x = 704,940,807.30
  5. Step 5: Solve for x
    x = 704,940,807.30/29,855.89
  6. Step 6: Final answer
    x = 23,611.45

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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.