Home / 13,326.56-19,963.68-11,477.60

Finding the Fourth Proportional to 13,326.56, 19,963.68 and 11,477.60

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Solution

The fourth proportional to 13,326.56, 19,963.68 and 11,477.60 is: 17,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326.56 : 19,963.68 = 11,477.60 : x
  2. Step 2: Convert to fraction form
    13,326.56/19,963.68 = 11,477.60/x
  3. Step 3: Cross multiply
    13,326.56x = 19,963.68 × 11,477.60
  4. Step 4: Simplify right side
    13,326.56x = 229,135,133.57
  5. Step 5: Solve for x
    x = 229,135,133.57/13,326.56
  6. Step 6: Final answer
    x = 17,193.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.