Home / 18,247.58-27,362.86-9,480.14

Finding the Fourth Proportional to 18,247.58, 27,362.86 and 9,480.14

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Solution

The fourth proportional to 18,247.58, 27,362.86 and 9,480.14 is: 14,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.58 : 27,362.86 = 9,480.14 : x
  2. Step 2: Convert to fraction form
    18,247.58/27,362.86 = 9,480.14/x
  3. Step 3: Cross multiply
    18,247.58x = 27,362.86 × 9,480.14
  4. Step 4: Simplify right side
    18,247.58x = 259,403,559.39
  5. Step 5: Solve for x
    x = 259,403,559.39/18,247.58
  6. Step 6: Final answer
    x = 14,215.78

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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.