Home / 18,541.58-27,804.87-11,511.18

Finding the Fourth Proportional to 18,541.58, 27,804.87 and 11,511.18

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Solution

The fourth proportional to 18,541.58, 27,804.87 and 11,511.18 is: 17,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.58 : 27,804.87 = 11,511.18 : x
  2. Step 2: Convert to fraction form
    18,541.58/27,804.87 = 11,511.18/x
  3. Step 3: Cross multiply
    18,541.58x = 27,804.87 × 11,511.18
  4. Step 4: Simplify right side
    18,541.58x = 320,066,863.45
  5. Step 5: Solve for x
    x = 320,066,863.45/18,541.58
  6. Step 6: Final answer
    x = 17,262.12

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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.