Home / 30,093.44-41,530.56-18,919.04

Finding the Fourth Proportional to 30,093.44, 41,530.56 and 18,919.04

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Solution

The fourth proportional to 30,093.44, 41,530.56 and 18,919.04 is: 26,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093.44 : 41,530.56 = 18,919.04 : x
  2. Step 2: Convert to fraction form
    30,093.44/41,530.56 = 18,919.04/x
  3. Step 3: Cross multiply
    30,093.44x = 41,530.56 × 18,919.04
  4. Step 4: Simplify right side
    30,093.44x = 785,718,325.86
  5. Step 5: Solve for x
    x = 785,718,325.86/30,093.44
  6. Step 6: Final answer
    x = 26,109.29

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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.