Home / 36,271.44-54,290.52-18,717.36

Finding the Fourth Proportional to 36,271.44, 54,290.52 and 18,717.36

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Solution

The fourth proportional to 36,271.44, 54,290.52 and 18,717.36 is: 28,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,271.44 : 54,290.52 = 18,717.36 : x
  2. Step 2: Convert to fraction form
    36,271.44/54,290.52 = 18,717.36/x
  3. Step 3: Cross multiply
    36,271.44x = 54,290.52 × 18,717.36
  4. Step 4: Simplify right side
    36,271.44x = 1,016,175,207.43
  5. Step 5: Solve for x
    x = 1,016,175,207.43/36,271.44
  6. Step 6: Final answer
    x = 28,015.85

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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.