Home / 17,108.88-25,664.40-4,629.12

Finding the Fourth Proportional to 17,108.88, 25,664.40 and 4,629.12

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Solution

The fourth proportional to 17,108.88, 25,664.40 and 4,629.12 is: 6,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108.88 : 25,664.40 = 4,629.12 : x
  2. Step 2: Convert to fraction form
    17,108.88/25,664.40 = 4,629.12/x
  3. Step 3: Cross multiply
    17,108.88x = 25,664.40 × 4,629.12
  4. Step 4: Simplify right side
    17,108.88x = 118,803,587.33
  5. Step 5: Solve for x
    x = 118,803,587.33/17,108.88
  6. Step 6: Final answer
    x = 6,943.97

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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.