Home / 17,357.82-23,965.68-11,078.70

Finding the Fourth Proportional to 17,357.82, 23,965.68 and 11,078.70

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Solution

The fourth proportional to 17,357.82, 23,965.68 and 11,078.70 is: 15,296.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,357.82 : 23,965.68 = 11,078.70 : x
  2. Step 2: Convert to fraction form
    17,357.82/23,965.68 = 11,078.70/x
  3. Step 3: Cross multiply
    17,357.82x = 23,965.68 × 11,078.70
  4. Step 4: Simplify right side
    17,357.82x = 265,508,579.02
  5. Step 5: Solve for x
    x = 265,508,579.02/17,357.82
  6. Step 6: Final answer
    x = 15,296.19

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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.