Home / 20,341.92-30,517.44-7,195.32

Finding the Fourth Proportional to 20,341.92, 30,517.44 and 7,195.32

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Solution

The fourth proportional to 20,341.92, 30,517.44 and 7,195.32 is: 10,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341.92 : 30,517.44 = 7,195.32 : x
  2. Step 2: Convert to fraction form
    20,341.92/30,517.44 = 7,195.32/x
  3. Step 3: Cross multiply
    20,341.92x = 30,517.44 × 7,195.32
  4. Step 4: Simplify right side
    20,341.92x = 219,582,746.38
  5. Step 5: Solve for x
    x = 219,582,746.38/20,341.92
  6. Step 6: Final answer
    x = 10,794.59

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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.