Home / 14,224.53-19,628.67-7,936.50

Finding the Fourth Proportional to 14,224.53, 19,628.67 and 7,936.50

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Solution

The fourth proportional to 14,224.53, 19,628.67 and 7,936.50 is: 10,951.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.53 : 19,628.67 = 7,936.50 : x
  2. Step 2: Convert to fraction form
    14,224.53/19,628.67 = 7,936.50/x
  3. Step 3: Cross multiply
    14,224.53x = 19,628.67 × 7,936.50
  4. Step 4: Simplify right side
    14,224.53x = 155,782,939.46
  5. Step 5: Solve for x
    x = 155,782,939.46/14,224.53
  6. Step 6: Final answer
    x = 10,951.71

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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.