Home / 31,843.13-43,944.39-19,098.36

Finding the Fourth Proportional to 31,843.13, 43,944.39 and 19,098.36

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Solution

The fourth proportional to 31,843.13, 43,944.39 and 19,098.36 is: 26,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,843.13 : 43,944.39 = 19,098.36 : x
  2. Step 2: Convert to fraction form
    31,843.13/43,944.39 = 19,098.36/x
  3. Step 3: Cross multiply
    31,843.13x = 43,944.39 × 19,098.36
  4. Step 4: Simplify right side
    31,843.13x = 839,265,780.20
  5. Step 5: Solve for x
    x = 839,265,780.20/31,843.13
  6. Step 6: Final answer
    x = 26,356.26

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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.