Home / 26,768.68-40,126.28-17,891.48

Finding the Fourth Proportional to 26,768.68, 40,126.28 and 17,891.48

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Solution

The fourth proportional to 26,768.68, 40,126.28 and 17,891.48 is: 26,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.68 : 40,126.28 = 17,891.48 : x
  2. Step 2: Convert to fraction form
    26,768.68/40,126.28 = 17,891.48/x
  3. Step 3: Cross multiply
    26,768.68x = 40,126.28 × 17,891.48
  4. Step 4: Simplify right side
    26,768.68x = 717,918,536.09
  5. Step 5: Solve for x
    x = 717,918,536.09/26,768.68
  6. Step 6: Final answer
    x = 26,819.35

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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.