Home / 18,241.20-25,171.56-10,283.36

Finding the Fourth Proportional to 18,241.20, 25,171.56 and 10,283.36

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Solution

The fourth proportional to 18,241.20, 25,171.56 and 10,283.36 is: 14,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,241.20 : 25,171.56 = 10,283.36 : x
  2. Step 2: Convert to fraction form
    18,241.20/25,171.56 = 10,283.36/x
  3. Step 3: Cross multiply
    18,241.20x = 25,171.56 × 10,283.36
  4. Step 4: Simplify right side
    18,241.20x = 258,848,087.38
  5. Step 5: Solve for x
    x = 258,848,087.38/18,241.20
  6. Step 6: Final answer
    x = 14,190.30

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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.