Home / 29,876.25-41,231.63-17,130.62

Finding the Fourth Proportional to 29,876.25, 41,231.63 and 17,130.62

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Solution

The fourth proportional to 29,876.25, 41,231.63 and 17,130.62 is: 23,641.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,876.25 : 41,231.63 = 17,130.62 : x
  2. Step 2: Convert to fraction form
    29,876.25/41,231.63 = 17,130.62/x
  3. Step 3: Cross multiply
    29,876.25x = 41,231.63 × 17,130.62
  4. Step 4: Simplify right side
    29,876.25x = 706,323,391.33
  5. Step 5: Solve for x
    x = 706,323,391.33/29,876.25
  6. Step 6: Final answer
    x = 23,641.64

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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.