Home / 26,640.75-36,767.88-15,462.75

Finding the Fourth Proportional to 26,640.75, 36,767.88 and 15,462.75

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Solution

The fourth proportional to 26,640.75, 36,767.88 and 15,462.75 is: 21,340.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,640.75 : 36,767.88 = 15,462.75 : x
  2. Step 2: Convert to fraction form
    26,640.75/36,767.88 = 15,462.75/x
  3. Step 3: Cross multiply
    26,640.75x = 36,767.88 × 15,462.75
  4. Step 4: Simplify right side
    26,640.75x = 568,532,536.47
  5. Step 5: Solve for x
    x = 568,532,536.47/26,640.75
  6. Step 6: Final answer
    x = 21,340.71

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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.