Home / 52,958.21-73,083.20-28,759.23

Finding the Fourth Proportional to 52,958.21, 73,083.20 and 28,759.23

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Solution

The fourth proportional to 52,958.21, 73,083.20 and 28,759.23 is: 39,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.21 : 73,083.20 = 28,759.23 : x
  2. Step 2: Convert to fraction form
    52,958.21/73,083.20 = 28,759.23/x
  3. Step 3: Cross multiply
    52,958.21x = 73,083.20 × 28,759.23
  4. Step 4: Simplify right side
    52,958.21x = 2,101,816,414.14
  5. Step 5: Solve for x
    x = 2,101,816,414.14/52,958.21
  6. Step 6: Final answer
    x = 39,688.21

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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.