Home / 15,260.53-21,057.09-8,546.44

Finding the Fourth Proportional to 15,260.53, 21,057.09 and 8,546.44

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Solution

The fourth proportional to 15,260.53, 21,057.09 and 8,546.44 is: 11,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.53 : 21,057.09 = 8,546.44 : x
  2. Step 2: Convert to fraction form
    15,260.53/21,057.09 = 8,546.44/x
  3. Step 3: Cross multiply
    15,260.53x = 21,057.09 × 8,546.44
  4. Step 4: Simplify right side
    15,260.53x = 179,963,050.97
  5. Step 5: Solve for x
    x = 179,963,050.97/15,260.53
  6. Step 6: Final answer
    x = 11,792.72

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Why These Related Problems?

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