Home / 19,173.38-28,733.50-14,489.56

Finding the Fourth Proportional to 19,173.38, 28,733.50 and 14,489.56

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Solution

The fourth proportional to 19,173.38, 28,733.50 and 14,489.56 is: 21,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173.38 : 28,733.50 = 14,489.56 : x
  2. Step 2: Convert to fraction form
    19,173.38/28,733.50 = 14,489.56/x
  3. Step 3: Cross multiply
    19,173.38x = 28,733.50 × 14,489.56
  4. Step 4: Simplify right side
    19,173.38x = 416,335,772.26
  5. Step 5: Solve for x
    x = 416,335,772.26/19,173.38
  6. Step 6: Final answer
    x = 21,714.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.