Home / 26,933.49-40,375.29-13,756.80

Finding the Fourth Proportional to 26,933.49, 40,375.29 and 13,756.80

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Solution

The fourth proportional to 26,933.49, 40,375.29 and 13,756.80 is: 20,622.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,933.49 : 40,375.29 = 13,756.80 : x
  2. Step 2: Convert to fraction form
    26,933.49/40,375.29 = 13,756.80/x
  3. Step 3: Cross multiply
    26,933.49x = 40,375.29 × 13,756.80
  4. Step 4: Simplify right side
    26,933.49x = 555,434,789.47
  5. Step 5: Solve for x
    x = 555,434,789.47/26,933.49
  6. Step 6: Final answer
    x = 20,622.46

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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.