Home / 52,847.92-72,930.04-28,975.44

Finding the Fourth Proportional to 52,847.92, 72,930.04 and 28,975.44

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Solution

The fourth proportional to 52,847.92, 72,930.04 and 28,975.44 is: 39,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,847.92 : 72,930.04 = 28,975.44 : x
  2. Step 2: Convert to fraction form
    52,847.92/72,930.04 = 28,975.44/x
  3. Step 3: Cross multiply
    52,847.92x = 72,930.04 × 28,975.44
  4. Step 4: Simplify right side
    52,847.92x = 2,113,179,998.22
  5. Step 5: Solve for x
    x = 2,113,179,998.22/52,847.92
  6. Step 6: Final answer
    x = 39,986.06

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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.