Home / 28,523.42-39,377.86-17,195.84

Finding the Fourth Proportional to 28,523.42, 39,377.86 and 17,195.84

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Solution

The fourth proportional to 28,523.42, 39,377.86 and 17,195.84 is: 23,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,523.42 : 39,377.86 = 17,195.84 : x
  2. Step 2: Convert to fraction form
    28,523.42/39,377.86 = 17,195.84/x
  3. Step 3: Cross multiply
    28,523.42x = 39,377.86 × 17,195.84
  4. Step 4: Simplify right side
    28,523.42x = 677,135,380.10
  5. Step 5: Solve for x
    x = 677,135,380.10/28,523.42
  6. Step 6: Final answer
    x = 23,739.63

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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.