Home / 17,662.74-26,387.33-11,371.47

Finding the Fourth Proportional to 17,662.74, 26,387.33 and 11,371.47

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Solution

The fourth proportional to 17,662.74, 26,387.33 and 11,371.47 is: 16,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,662.74 : 26,387.33 = 11,371.47 : x
  2. Step 2: Convert to fraction form
    17,662.74/26,387.33 = 11,371.47/x
  3. Step 3: Cross multiply
    17,662.74x = 26,387.33 × 11,371.47
  4. Step 4: Simplify right side
    17,662.74x = 300,062,671.61
  5. Step 5: Solve for x
    x = 300,062,671.61/17,662.74
  6. Step 6: Final answer
    x = 16,988.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.