Home / 17,513.82-26,236.17-13,136.22

Finding the Fourth Proportional to 17,513.82, 26,236.17 and 13,136.22

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Solution

The fourth proportional to 17,513.82, 26,236.17 and 13,136.22 is: 19,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.82 : 26,236.17 = 13,136.22 : x
  2. Step 2: Convert to fraction form
    17,513.82/26,236.17 = 13,136.22/x
  3. Step 3: Cross multiply
    17,513.82x = 26,236.17 × 13,136.22
  4. Step 4: Simplify right side
    17,513.82x = 344,644,101.08
  5. Step 5: Solve for x
    x = 344,644,101.08/17,513.82
  6. Step 6: Final answer
    x = 19,678.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.