Home / 50,037.86-69,069.60-28,825.58

Finding the Fourth Proportional to 50,037.86, 69,069.60 and 28,825.58

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Solution

The fourth proportional to 50,037.86, 69,069.60 and 28,825.58 is: 39,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,037.86 : 69,069.60 = 28,825.58 : x
  2. Step 2: Convert to fraction form
    50,037.86/69,069.60 = 28,825.58/x
  3. Step 3: Cross multiply
    50,037.86x = 69,069.60 × 28,825.58
  4. Step 4: Simplify right side
    50,037.86x = 1,990,971,280.37
  5. Step 5: Solve for x
    x = 1,990,971,280.37/50,037.86
  6. Step 6: Final answer
    x = 39,789.30

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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.