Home / 17,886.14-24,682.97-11,175.66

Finding the Fourth Proportional to 17,886.14, 24,682.97 and 11,175.66

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Solution

The fourth proportional to 17,886.14, 24,682.97 and 11,175.66 is: 15,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,886.14 : 24,682.97 = 11,175.66 : x
  2. Step 2: Convert to fraction form
    17,886.14/24,682.97 = 11,175.66/x
  3. Step 3: Cross multiply
    17,886.14x = 24,682.97 × 11,175.66
  4. Step 4: Simplify right side
    17,886.14x = 275,848,570.16
  5. Step 5: Solve for x
    x = 275,848,570.16/17,886.14
  6. Step 6: Final answer
    x = 15,422.47

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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.