Home / 13,226.48-18,252.83-7,258.15

Finding the Fourth Proportional to 13,226.48, 18,252.83 and 7,258.15

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Solution

The fourth proportional to 13,226.48, 18,252.83 and 7,258.15 is: 10,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226.48 : 18,252.83 = 7,258.15 : x
  2. Step 2: Convert to fraction form
    13,226.48/18,252.83 = 7,258.15/x
  3. Step 3: Cross multiply
    13,226.48x = 18,252.83 × 7,258.15
  4. Step 4: Simplify right side
    13,226.48x = 132,481,696.14
  5. Step 5: Solve for x
    x = 132,481,696.14/13,226.48
  6. Step 6: Final answer
    x = 10,016.40

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Similar ratio
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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.