Home / 20,104.92-30,175.56-10,752.84

Finding the Fourth Proportional to 20,104.92, 30,175.56 and 10,752.84

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Solution

The fourth proportional to 20,104.92, 30,175.56 and 10,752.84 is: 16,138.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104.92 : 30,175.56 = 10,752.84 : x
  2. Step 2: Convert to fraction form
    20,104.92/30,175.56 = 10,752.84/x
  3. Step 3: Cross multiply
    20,104.92x = 30,175.56 × 10,752.84
  4. Step 4: Simplify right side
    20,104.92x = 324,472,968.59
  5. Step 5: Solve for x
    x = 324,472,968.59/20,104.92
  6. Step 6: Final answer
    x = 16,138.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.