Home / 18,179.42-27,269.74-4,852.28

Finding the Fourth Proportional to 18,179.42, 27,269.74 and 4,852.28

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Solution

The fourth proportional to 18,179.42, 27,269.74 and 4,852.28 is: 7,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.42 : 27,269.74 = 4,852.28 : x
  2. Step 2: Convert to fraction form
    18,179.42/27,269.74 = 4,852.28/x
  3. Step 3: Cross multiply
    18,179.42x = 27,269.74 × 4,852.28
  4. Step 4: Simplify right side
    18,179.42x = 132,320,414.01
  5. Step 5: Solve for x
    x = 132,320,414.01/18,179.42
  6. Step 6: Final answer
    x = 7,278.58

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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.