Home / 16,517.28-22,726.24-14,272

Finding the Fourth Proportional to 16,517.28, 22,726.24 and 14,272

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Solution

The fourth proportional to 16,517.28, 22,726.24 and 14,272 is: 19,636.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,517.28 : 22,726.24 = 14,272 : x
  2. Step 2: Convert to fraction form
    16,517.28/22,726.24 = 14,272/x
  3. Step 3: Cross multiply
    16,517.28x = 22,726.24 × 14,272
  4. Step 4: Simplify right side
    16,517.28x = 324,348,897.28
  5. Step 5: Solve for x
    x = 324,348,897.28/16,517.28
  6. Step 6: Final answer
    x = 19,636.94

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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.