Home / 19,996.57-27,592.82-12,726.16

Finding the Fourth Proportional to 19,996.57, 27,592.82 and 12,726.16

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Solution

The fourth proportional to 19,996.57, 27,592.82 and 12,726.16 is: 17,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.57 : 27,592.82 = 12,726.16 : x
  2. Step 2: Convert to fraction form
    19,996.57/27,592.82 = 12,726.16/x
  3. Step 3: Cross multiply
    19,996.57x = 27,592.82 × 12,726.16
  4. Step 4: Simplify right side
    19,996.57x = 351,150,440.58
  5. Step 5: Solve for x
    x = 351,150,440.58/19,996.57
  6. Step 6: Final answer
    x = 17,560.53

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1.5x scale

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.