Home / 26,313.26-36,311.49-15,709.95

Finding the Fourth Proportional to 26,313.26, 36,311.49 and 15,709.95

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Solution

The fourth proportional to 26,313.26, 36,311.49 and 15,709.95 is: 21,679.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.26 : 36,311.49 = 15,709.95 : x
  2. Step 2: Convert to fraction form
    26,313.26/36,311.49 = 15,709.95/x
  3. Step 3: Cross multiply
    26,313.26x = 36,311.49 × 15,709.95
  4. Step 4: Simplify right side
    26,313.26x = 570,451,692.33
  5. Step 5: Solve for x
    x = 570,451,692.33/26,313.26
  6. Step 6: Final answer
    x = 21,679.25

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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.