Home / 52,868.75-72,960.98-28,996.29

Finding the Fourth Proportional to 52,868.75, 72,960.98 and 28,996.29

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Solution

The fourth proportional to 52,868.75, 72,960.98 and 28,996.29 is: 40,016.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,868.75 : 72,960.98 = 28,996.29 : x
  2. Step 2: Convert to fraction form
    52,868.75/72,960.98 = 28,996.29/x
  3. Step 3: Cross multiply
    52,868.75x = 72,960.98 × 28,996.29
  4. Step 4: Simplify right side
    52,868.75x = 2,115,597,589.78
  5. Step 5: Solve for x
    x = 2,115,597,589.78/52,868.75
  6. Step 6: Final answer
    x = 40,016.04

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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.