Home / 18,783.82-25,924.52-10,717.44

Finding the Fourth Proportional to 18,783.82, 25,924.52 and 10,717.44

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Solution

The fourth proportional to 18,783.82, 25,924.52 and 10,717.44 is: 14,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,783.82 : 25,924.52 = 10,717.44 : x
  2. Step 2: Convert to fraction form
    18,783.82/25,924.52 = 10,717.44/x
  3. Step 3: Cross multiply
    18,783.82x = 25,924.52 × 10,717.44
  4. Step 4: Simplify right side
    18,783.82x = 277,844,377.02
  5. Step 5: Solve for x
    x = 277,844,377.02/18,783.82
  6. Step 6: Final answer
    x = 14,791.69

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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.