Home / 18,305.06-27,457.59-4,453.94

Finding the Fourth Proportional to 18,305.06, 27,457.59 and 4,453.94

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Solution

The fourth proportional to 18,305.06, 27,457.59 and 4,453.94 is: 6,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,305.06 : 27,457.59 = 4,453.94 : x
  2. Step 2: Convert to fraction form
    18,305.06/27,457.59 = 4,453.94/x
  3. Step 3: Cross multiply
    18,305.06x = 27,457.59 × 4,453.94
  4. Step 4: Simplify right side
    18,305.06x = 122,294,458.40
  5. Step 5: Solve for x
    x = 122,294,458.40/18,305.06
  6. Step 6: Final answer
    x = 6,680.91

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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.