Home / 41,009.36-61,517.41-11,427.48

Finding the Fourth Proportional to 41,009.36, 61,517.41 and 11,427.48

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Solution

The fourth proportional to 41,009.36, 61,517.41 and 11,427.48 is: 17,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,009.36 : 61,517.41 = 11,427.48 : x
  2. Step 2: Convert to fraction form
    41,009.36/61,517.41 = 11,427.48/x
  3. Step 3: Cross multiply
    41,009.36x = 61,517.41 × 11,427.48
  4. Step 4: Simplify right side
    41,009.36x = 702,988,943.86
  5. Step 5: Solve for x
    x = 702,988,943.86/41,009.36
  6. Step 6: Final answer
    x = 17,142.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.