Home / 17,185.50-23,712.39-10,112.70

Finding the Fourth Proportional to 17,185.50, 23,712.39 and 10,112.70

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Solution

The fourth proportional to 17,185.50, 23,712.39 and 10,112.70 is: 13,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.50 : 23,712.39 = 10,112.70 : x
  2. Step 2: Convert to fraction form
    17,185.50/23,712.39 = 10,112.70/x
  3. Step 3: Cross multiply
    17,185.50x = 23,712.39 × 10,112.70
  4. Step 4: Simplify right side
    17,185.50x = 239,796,286.35
  5. Step 5: Solve for x
    x = 239,796,286.35/17,185.50
  6. Step 6: Final answer
    x = 13,953.41

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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.