Home / 34,778.29-52,129.37-17,912.31

Finding the Fourth Proportional to 34,778.29, 52,129.37 and 17,912.31

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Solution

The fourth proportional to 34,778.29, 52,129.37 and 17,912.31 is: 26,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778.29 : 52,129.37 = 17,912.31 : x
  2. Step 2: Convert to fraction form
    34,778.29/52,129.37 = 17,912.31/x
  3. Step 3: Cross multiply
    34,778.29x = 52,129.37 × 17,912.31
  4. Step 4: Simplify right side
    34,778.29x = 933,757,724.68
  5. Step 5: Solve for x
    x = 933,757,724.68/34,778.29
  6. Step 6: Final answer
    x = 26,848.87

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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.