Home / 11,531.70-17,286.62-10,504.49

Finding the Fourth Proportional to 11,531.70, 17,286.62 and 10,504.49

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Solution

The fourth proportional to 11,531.70, 17,286.62 and 10,504.49 is: 15,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,531.70 : 17,286.62 = 10,504.49 : x
  2. Step 2: Convert to fraction form
    11,531.70/17,286.62 = 10,504.49/x
  3. Step 3: Cross multiply
    11,531.70x = 17,286.62 × 10,504.49
  4. Step 4: Simplify right side
    11,531.70x = 181,586,987.97
  5. Step 5: Solve for x
    x = 181,586,987.97/11,531.70
  6. Step 6: Final answer
    x = 15,746.77

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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.