Home / 51,761.84-71,433.88-29,107.96

Finding the Fourth Proportional to 51,761.84, 71,433.88 and 29,107.96

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Solution

The fourth proportional to 51,761.84, 71,433.88 and 29,107.96 is: 40,170.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,761.84 : 71,433.88 = 29,107.96 : x
  2. Step 2: Convert to fraction form
    51,761.84/71,433.88 = 29,107.96/x
  3. Step 3: Cross multiply
    51,761.84x = 71,433.88 × 29,107.96
  4. Step 4: Simplify right side
    51,761.84x = 2,079,294,521.68
  5. Step 5: Solve for x
    x = 2,079,294,521.68/51,761.84
  6. Step 6: Final answer
    x = 40,170.41

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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.