Home / 11,474.10-17,119.31-10,226.70

Finding the Fourth Proportional to 11,474.10, 17,119.31 and 10,226.70

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Solution

The fourth proportional to 11,474.10, 17,119.31 and 10,226.70 is: 15,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.10 : 17,119.31 = 10,226.70 : x
  2. Step 2: Convert to fraction form
    11,474.10/17,119.31 = 10,226.70/x
  3. Step 3: Cross multiply
    11,474.10x = 17,119.31 × 10,226.70
  4. Step 4: Simplify right side
    11,474.10x = 175,073,996.44
  5. Step 5: Solve for x
    x = 175,073,996.44/11,474.10
  6. Step 6: Final answer
    x = 15,258.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.