Home / 26,286.26-36,276.05-15,675.66

Finding the Fourth Proportional to 26,286.26, 36,276.05 and 15,675.66

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Solution

The fourth proportional to 26,286.26, 36,276.05 and 15,675.66 is: 21,633.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,286.26 : 36,276.05 = 15,675.66 : x
  2. Step 2: Convert to fraction form
    26,286.26/36,276.05 = 15,675.66/x
  3. Step 3: Cross multiply
    26,286.26x = 36,276.05 × 15,675.66
  4. Step 4: Simplify right side
    26,286.26x = 568,651,065.13
  5. Step 5: Solve for x
    x = 568,651,065.13/26,286.26
  6. Step 6: Final answer
    x = 21,633.02

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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.