Home / 16,781.70-23,160.03-10,067.58

Finding the Fourth Proportional to 16,781.70, 23,160.03 and 10,067.58

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Solution

The fourth proportional to 16,781.70, 23,160.03 and 10,067.58 is: 13,894.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781.70 : 23,160.03 = 10,067.58 : x
  2. Step 2: Convert to fraction form
    16,781.70/23,160.03 = 10,067.58/x
  3. Step 3: Cross multiply
    16,781.70x = 23,160.03 × 10,067.58
  4. Step 4: Simplify right side
    16,781.70x = 233,165,454.83
  5. Step 5: Solve for x
    x = 233,165,454.83/16,781.70
  6. Step 6: Final answer
    x = 13,894.03

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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.