Home / 23,639.82-35,422.78-13,650.70

Finding the Fourth Proportional to 23,639.82, 35,422.78 and 13,650.70

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Solution

The fourth proportional to 23,639.82, 35,422.78 and 13,650.70 is: 20,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.82 : 35,422.78 = 13,650.70 : x
  2. Step 2: Convert to fraction form
    23,639.82/35,422.78 = 13,650.70/x
  3. Step 3: Cross multiply
    23,639.82x = 35,422.78 × 13,650.70
  4. Step 4: Simplify right side
    23,639.82x = 483,545,742.95
  5. Step 5: Solve for x
    x = 483,545,742.95/23,639.82
  6. Step 6: Final answer
    x = 20,454.71

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1.5x scale

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.