Home / 17,032.16-23,497.44-11,720

Finding the Fourth Proportional to 17,032.16, 23,497.44 and 11,720

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Solution

The fourth proportional to 17,032.16, 23,497.44 and 11,720 is: 16,168.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,032.16 : 23,497.44 = 11,720 : x
  2. Step 2: Convert to fraction form
    17,032.16/23,497.44 = 11,720/x
  3. Step 3: Cross multiply
    17,032.16x = 23,497.44 × 11,720
  4. Step 4: Simplify right side
    17,032.16x = 275,389,996.80
  5. Step 5: Solve for x
    x = 275,389,996.80/17,032.16
  6. Step 6: Final answer
    x = 16,168.82

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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.