Home / 17,780.44-24,536.56-11,723.28

Finding the Fourth Proportional to 17,780.44, 24,536.56 and 11,723.28

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Solution

The fourth proportional to 17,780.44, 24,536.56 and 11,723.28 is: 16,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,780.44 : 24,536.56 = 11,723.28 : x
  2. Step 2: Convert to fraction form
    17,780.44/24,536.56 = 11,723.28/x
  3. Step 3: Cross multiply
    17,780.44x = 24,536.56 × 11,723.28
  4. Step 4: Simplify right side
    17,780.44x = 287,648,963.12
  5. Step 5: Solve for x
    x = 287,648,963.12/17,780.44
  6. Step 6: Final answer
    x = 16,177.83

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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.