Home / 18,295.56-27,445.17-4,968.75

Finding the Fourth Proportional to 18,295.56, 27,445.17 and 4,968.75

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Solution

The fourth proportional to 18,295.56, 27,445.17 and 4,968.75 is: 7,453.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,295.56 : 27,445.17 = 4,968.75 : x
  2. Step 2: Convert to fraction form
    18,295.56/27,445.17 = 4,968.75/x
  3. Step 3: Cross multiply
    18,295.56x = 27,445.17 × 4,968.75
  4. Step 4: Simplify right side
    18,295.56x = 136,368,188.44
  5. Step 5: Solve for x
    x = 136,368,188.44/18,295.56
  6. Step 6: Final answer
    x = 7,453.62

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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.