Home / 26,761.35-39,979.25-17,324.49

Finding the Fourth Proportional to 26,761.35, 39,979.25 and 17,324.49

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Solution

The fourth proportional to 26,761.35, 39,979.25 and 17,324.49 is: 25,881.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.35 : 39,979.25 = 17,324.49 : x
  2. Step 2: Convert to fraction form
    26,761.35/39,979.25 = 17,324.49/x
  3. Step 3: Cross multiply
    26,761.35x = 39,979.25 × 17,324.49
  4. Step 4: Simplify right side
    26,761.35x = 692,619,873.63
  5. Step 5: Solve for x
    x = 692,619,873.63/26,761.35
  6. Step 6: Final answer
    x = 25,881.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.