Home / 17,958.51-27,072.36-16,754.45

Finding the Fourth Proportional to 17,958.51, 27,072.36 and 16,754.45

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Solution

The fourth proportional to 17,958.51, 27,072.36 and 16,754.45 is: 25,257.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958.51 : 27,072.36 = 16,754.45 : x
  2. Step 2: Convert to fraction form
    17,958.51/27,072.36 = 16,754.45/x
  3. Step 3: Cross multiply
    17,958.51x = 27,072.36 × 16,754.45
  4. Step 4: Simplify right side
    17,958.51x = 453,582,366.64
  5. Step 5: Solve for x
    x = 453,582,366.64/17,958.51
  6. Step 6: Final answer
    x = 25,257.24

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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.