Home / 35,757.20-53,661.96-18,241.76

Finding the Fourth Proportional to 35,757.20, 53,661.96 and 18,241.76

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Solution

The fourth proportional to 35,757.20, 53,661.96 and 18,241.76 is: 27,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,757.20 : 53,661.96 = 18,241.76 : x
  2. Step 2: Convert to fraction form
    35,757.20/53,661.96 = 18,241.76/x
  3. Step 3: Cross multiply
    35,757.20x = 53,661.96 × 18,241.76
  4. Step 4: Simplify right side
    35,757.20x = 978,888,595.45
  5. Step 5: Solve for x
    x = 978,888,595.45/35,757.20
  6. Step 6: Final answer
    x = 27,375.99

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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.