Home / 14,560.75-20,093.85-7,936.75

Finding the Fourth Proportional to 14,560.75, 20,093.85 and 7,936.75

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Solution

The fourth proportional to 14,560.75, 20,093.85 and 7,936.75 is: 10,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.75 : 20,093.85 = 7,936.75 : x
  2. Step 2: Convert to fraction form
    14,560.75/20,093.85 = 7,936.75/x
  3. Step 3: Cross multiply
    14,560.75x = 20,093.85 × 7,936.75
  4. Step 4: Simplify right side
    14,560.75x = 159,479,863.99
  5. Step 5: Solve for x
    x = 159,479,863.99/14,560.75
  6. Step 6: Final answer
    x = 10,952.72

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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.