Home / 28,175.25-38,873.05-16,236.97

Finding the Fourth Proportional to 28,175.25, 38,873.05 and 16,236.97

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Solution

The fourth proportional to 28,175.25, 38,873.05 and 16,236.97 is: 22,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,175.25 : 38,873.05 = 16,236.97 : x
  2. Step 2: Convert to fraction form
    28,175.25/38,873.05 = 16,236.97/x
  3. Step 3: Cross multiply
    28,175.25x = 38,873.05 × 16,236.97
  4. Step 4: Simplify right side
    28,175.25x = 631,180,408.88
  5. Step 5: Solve for x
    x = 631,180,408.88/28,175.25
  6. Step 6: Final answer
    x = 22,401.94

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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.