Home / 50,520.92-69,720.35-27,860.56

Finding the Fourth Proportional to 50,520.92, 69,720.35 and 27,860.56

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Solution

The fourth proportional to 50,520.92, 69,720.35 and 27,860.56 is: 38,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,520.92 : 69,720.35 = 27,860.56 : x
  2. Step 2: Convert to fraction form
    50,520.92/69,720.35 = 27,860.56/x
  3. Step 3: Cross multiply
    50,520.92x = 69,720.35 × 27,860.56
  4. Step 4: Simplify right side
    50,520.92x = 1,942,447,680.79
  5. Step 5: Solve for x
    x = 1,942,447,680.79/50,520.92
  6. Step 6: Final answer
    x = 38,448.39

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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.