Home / 20,236.32-30,357.54-6,193.08

Finding the Fourth Proportional to 20,236.32, 30,357.54 and 6,193.08

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Solution

The fourth proportional to 20,236.32, 30,357.54 and 6,193.08 is: 9,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236.32 : 30,357.54 = 6,193.08 : x
  2. Step 2: Convert to fraction form
    20,236.32/30,357.54 = 6,193.08/x
  3. Step 3: Cross multiply
    20,236.32x = 30,357.54 × 6,193.08
  4. Step 4: Simplify right side
    20,236.32x = 188,006,673.82
  5. Step 5: Solve for x
    x = 188,006,673.82/20,236.32
  6. Step 6: Final answer
    x = 9,290.56

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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.