Home / 28,844.64-39,805.20-16,273.44

Finding the Fourth Proportional to 28,844.64, 39,805.20 and 16,273.44

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Solution

The fourth proportional to 28,844.64, 39,805.20 and 16,273.44 is: 22,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.64 : 39,805.20 = 16,273.44 : x
  2. Step 2: Convert to fraction form
    28,844.64/39,805.20 = 16,273.44/x
  3. Step 3: Cross multiply
    28,844.64x = 39,805.20 × 16,273.44
  4. Step 4: Simplify right side
    28,844.64x = 647,767,533.89
  5. Step 5: Solve for x
    x = 647,767,533.89/28,844.64
  6. Step 6: Final answer
    x = 22,457.12

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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.