Home / 57,453.24-86,179.88-18,013.42

Finding the Fourth Proportional to 57,453.24, 86,179.88 and 18,013.42

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Solution

The fourth proportional to 57,453.24, 86,179.88 and 18,013.42 is: 27,020.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,453.24 : 86,179.88 = 18,013.42 : x
  2. Step 2: Convert to fraction form
    57,453.24/86,179.88 = 18,013.42/x
  3. Step 3: Cross multiply
    57,453.24x = 86,179.88 × 18,013.42
  4. Step 4: Simplify right side
    57,453.24x = 1,552,394,373.99
  5. Step 5: Solve for x
    x = 1,552,394,373.99/57,453.24
  6. Step 6: Final answer
    x = 27,020.14

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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.