Home / 17,781.60-24,537.62-11,067.02

Finding the Fourth Proportional to 17,781.60, 24,537.62 and 11,067.02

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Solution

The fourth proportional to 17,781.60, 24,537.62 and 11,067.02 is: 15,271.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781.60 : 24,537.62 = 11,067.02 : x
  2. Step 2: Convert to fraction form
    17,781.60/24,537.62 = 11,067.02/x
  3. Step 3: Cross multiply
    17,781.60x = 24,537.62 × 11,067.02
  4. Step 4: Simplify right side
    17,781.60x = 271,558,153.27
  5. Step 5: Solve for x
    x = 271,558,153.27/17,781.60
  6. Step 6: Final answer
    x = 15,271.86

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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.