Home / 11,496.40-17,244.60-10,190.80

Finding the Fourth Proportional to 11,496.40, 17,244.60 and 10,190.80

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Solution

The fourth proportional to 11,496.40, 17,244.60 and 10,190.80 is: 15,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,496.40 : 17,244.60 = 10,190.80 : x
  2. Step 2: Convert to fraction form
    11,496.40/17,244.60 = 10,190.80/x
  3. Step 3: Cross multiply
    11,496.40x = 17,244.60 × 10,190.80
  4. Step 4: Simplify right side
    11,496.40x = 175,736,269.68
  5. Step 5: Solve for x
    x = 175,736,269.68/11,496.40
  6. Step 6: Final answer
    x = 15,286.20

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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.