Home / 52,782.41-79,174.31-17,243.46

Finding the Fourth Proportional to 52,782.41, 79,174.31 and 17,243.46

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Solution

The fourth proportional to 52,782.41, 79,174.31 and 17,243.46 is: 25,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,782.41 : 79,174.31 = 17,243.46 : x
  2. Step 2: Convert to fraction form
    52,782.41/79,174.31 = 17,243.46/x
  3. Step 3: Cross multiply
    52,782.41x = 79,174.31 × 17,243.46
  4. Step 4: Simplify right side
    52,782.41x = 1,365,238,961.30
  5. Step 5: Solve for x
    x = 1,365,238,961.30/52,782.41
  6. Step 6: Final answer
    x = 25,865.41

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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.