Home / 17,961.51-27,076.89-16,757.46

Finding the Fourth Proportional to 17,961.51, 27,076.89 and 16,757.46

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Solution

The fourth proportional to 17,961.51, 27,076.89 and 16,757.46 is: 25,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.51 : 27,076.89 = 16,757.46 : x
  2. Step 2: Convert to fraction form
    17,961.51/27,076.89 = 16,757.46/x
  3. Step 3: Cross multiply
    17,961.51x = 27,076.89 × 16,757.46
  4. Step 4: Simplify right side
    17,961.51x = 453,739,901.10
  5. Step 5: Solve for x
    x = 453,739,901.10/17,961.51
  6. Step 6: Final answer
    x = 25,261.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.