Home / 13,227.07-18,252.64-7,258.27

Finding the Fourth Proportional to 13,227.07, 18,252.64 and 7,258.27

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Solution

The fourth proportional to 13,227.07, 18,252.64 and 7,258.27 is: 10,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.07 : 18,252.64 = 7,258.27 : x
  2. Step 2: Convert to fraction form
    13,227.07/18,252.64 = 7,258.27/x
  3. Step 3: Cross multiply
    13,227.07x = 18,252.64 × 7,258.27
  4. Step 4: Simplify right side
    13,227.07x = 132,482,589.33
  5. Step 5: Solve for x
    x = 132,482,589.33/13,227.07
  6. Step 6: Final answer
    x = 10,016.02

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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.