Home / 17,380.05-23,987.79-10,310.37

Finding the Fourth Proportional to 17,380.05, 23,987.79 and 10,310.37

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Solution

The fourth proportional to 17,380.05, 23,987.79 and 10,310.37 is: 14,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.05 : 23,987.79 = 10,310.37 : x
  2. Step 2: Convert to fraction form
    17,380.05/23,987.79 = 10,310.37/x
  3. Step 3: Cross multiply
    17,380.05x = 23,987.79 × 10,310.37
  4. Step 4: Simplify right side
    17,380.05x = 247,322,990.38
  5. Step 5: Solve for x
    x = 247,322,990.38/17,380.05
  6. Step 6: Final answer
    x = 14,230.28

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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.