Home / 18,108.82-24,989.74-10,042.44

Finding the Fourth Proportional to 18,108.82, 24,989.74 and 10,042.44

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Solution

The fourth proportional to 18,108.82, 24,989.74 and 10,042.44 is: 13,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.82 : 24,989.74 = 10,042.44 : x
  2. Step 2: Convert to fraction form
    18,108.82/24,989.74 = 10,042.44/x
  3. Step 3: Cross multiply
    18,108.82x = 24,989.74 × 10,042.44
  4. Step 4: Simplify right side
    18,108.82x = 250,957,964.57
  5. Step 5: Solve for x
    x = 250,957,964.57/18,108.82
  6. Step 6: Final answer
    x = 13,858.33

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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.