Home / 26,287.26-36,277.43-15,676.66

Finding the Fourth Proportional to 26,287.26, 36,277.43 and 15,676.66

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Solution

The fourth proportional to 26,287.26, 36,277.43 and 15,676.66 is: 21,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287.26 : 36,277.43 = 15,676.66 : x
  2. Step 2: Convert to fraction form
    26,287.26/36,277.43 = 15,676.66/x
  3. Step 3: Cross multiply
    26,287.26x = 36,277.43 × 15,676.66
  4. Step 4: Simplify right side
    26,287.26x = 568,708,935.78
  5. Step 5: Solve for x
    x = 568,708,935.78/26,287.26
  6. Step 6: Final answer
    x = 21,634.39

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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.