Home / 13,575.44-18,732.92-7,606.32

Finding the Fourth Proportional to 13,575.44, 18,732.92 and 7,606.32

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Solution

The fourth proportional to 13,575.44, 18,732.92 and 7,606.32 is: 10,496.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575.44 : 18,732.92 = 7,606.32 : x
  2. Step 2: Convert to fraction form
    13,575.44/18,732.92 = 7,606.32/x
  3. Step 3: Cross multiply
    13,575.44x = 18,732.92 × 7,606.32
  4. Step 4: Simplify right side
    13,575.44x = 142,488,584.05
  5. Step 5: Solve for x
    x = 142,488,584.05/13,575.44
  6. Step 6: Final answer
    x = 10,496.06

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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.