Home / 10,342.91-14,273.19-5,627.18

Finding the Fourth Proportional to 10,342.91, 14,273.19 and 5,627.18

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Solution

The fourth proportional to 10,342.91, 14,273.19 and 5,627.18 is: 7,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.91 : 14,273.19 = 5,627.18 : x
  2. Step 2: Convert to fraction form
    10,342.91/14,273.19 = 5,627.18/x
  3. Step 3: Cross multiply
    10,342.91x = 14,273.19 × 5,627.18
  4. Step 4: Simplify right side
    10,342.91x = 80,317,809.30
  5. Step 5: Solve for x
    x = 80,317,809.30/10,342.91
  6. Step 6: Final answer
    x = 7,765.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.