Home / 50,376.53-69,520.20-28,865.85

Finding the Fourth Proportional to 50,376.53, 69,520.20 and 28,865.85

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Solution

The fourth proportional to 50,376.53, 69,520.20 and 28,865.85 is: 39,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.53 : 69,520.20 = 28,865.85 : x
  2. Step 2: Convert to fraction form
    50,376.53/69,520.20 = 28,865.85/x
  3. Step 3: Cross multiply
    50,376.53x = 69,520.20 × 28,865.85
  4. Step 4: Simplify right side
    50,376.53x = 2,006,759,493.18
  5. Step 5: Solve for x
    x = 2,006,759,493.18/50,376.53
  6. Step 6: Final answer
    x = 39,835.21

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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.