Home / 14,224.10-19,629.18-7,936.46

Finding the Fourth Proportional to 14,224.10, 19,629.18 and 7,936.46

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Solution

The fourth proportional to 14,224.10, 19,629.18 and 7,936.46 is: 10,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,224.10 : 19,629.18 = 7,936.46 : x
  2. Step 2: Convert to fraction form
    14,224.10/19,629.18 = 7,936.46/x
  3. Step 3: Cross multiply
    14,224.10x = 19,629.18 × 7,936.46
  4. Step 4: Simplify right side
    14,224.10x = 155,786,201.90
  5. Step 5: Solve for x
    x = 155,786,201.90/14,224.10
  6. Step 6: Final answer
    x = 10,952.27

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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.