Home / 11,945.22-17,943.75-10,100.04

Finding the Fourth Proportional to 11,945.22, 17,943.75 and 10,100.04

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Solution

The fourth proportional to 11,945.22, 17,943.75 and 10,100.04 is: 15,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945.22 : 17,943.75 = 10,100.04 : x
  2. Step 2: Convert to fraction form
    11,945.22/17,943.75 = 10,100.04/x
  3. Step 3: Cross multiply
    11,945.22x = 17,943.75 × 10,100.04
  4. Step 4: Simplify right side
    11,945.22x = 181,232,592.75
  5. Step 5: Solve for x
    x = 181,232,592.75/11,945.22
  6. Step 6: Final answer
    x = 15,171.98

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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.