Home / 50,723.02-69,997.38-28,367.02

Finding the Fourth Proportional to 50,723.02, 69,997.38 and 28,367.02

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Solution

The fourth proportional to 50,723.02, 69,997.38 and 28,367.02 is: 39,146.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,723.02 : 69,997.38 = 28,367.02 : x
  2. Step 2: Convert to fraction form
    50,723.02/69,997.38 = 28,367.02/x
  3. Step 3: Cross multiply
    50,723.02x = 69,997.38 × 28,367.02
  4. Step 4: Simplify right side
    50,723.02x = 1,985,617,078.41
  5. Step 5: Solve for x
    x = 1,985,617,078.41/50,723.02
  6. Step 6: Final answer
    x = 39,146.27

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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.