Home / 50,265.96-69,372.57-28,757.70

Finding the Fourth Proportional to 50,265.96, 69,372.57 and 28,757.70

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Solution

The fourth proportional to 50,265.96, 69,372.57 and 28,757.70 is: 39,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,265.96 : 69,372.57 = 28,757.70 : x
  2. Step 2: Convert to fraction form
    50,265.96/69,372.57 = 28,757.70/x
  3. Step 3: Cross multiply
    50,265.96x = 69,372.57 × 28,757.70
  4. Step 4: Simplify right side
    50,265.96x = 1,994,995,556.29
  5. Step 5: Solve for x
    x = 1,994,995,556.29/50,265.96
  6. Step 6: Final answer
    x = 39,688.80

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1.5x scale

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.