Home / 13,898.26-19,179.41-7,610.64

Finding the Fourth Proportional to 13,898.26, 19,179.41 and 7,610.64

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Solution

The fourth proportional to 13,898.26, 19,179.41 and 7,610.64 is: 10,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.26 : 19,179.41 = 7,610.64 : x
  2. Step 2: Convert to fraction form
    13,898.26/19,179.41 = 7,610.64/x
  3. Step 3: Cross multiply
    13,898.26x = 19,179.41 × 7,610.64
  4. Step 4: Simplify right side
    13,898.26x = 145,967,450.97
  5. Step 5: Solve for x
    x = 145,967,450.97/13,898.26
  6. Step 6: Final answer
    x = 10,502.57

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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.