Home / 50,391.42-69,543.04-28,884.75

Finding the Fourth Proportional to 50,391.42, 69,543.04 and 28,884.75

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Solution

The fourth proportional to 50,391.42, 69,543.04 and 28,884.75 is: 39,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,391.42 : 69,543.04 = 28,884.75 : x
  2. Step 2: Convert to fraction form
    50,391.42/69,543.04 = 28,884.75/x
  3. Step 3: Cross multiply
    50,391.42x = 69,543.04 × 28,884.75
  4. Step 4: Simplify right side
    50,391.42x = 2,008,733,436.98
  5. Step 5: Solve for x
    x = 2,008,733,436.98/50,391.42
  6. Step 6: Final answer
    x = 39,862.60

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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.