Home / 32,067.36-48,085.20-18,743.72

Finding the Fourth Proportional to 32,067.36, 48,085.20 and 18,743.72

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Solution

The fourth proportional to 32,067.36, 48,085.20 and 18,743.72 is: 28,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,067.36 : 48,085.20 = 18,743.72 : x
  2. Step 2: Convert to fraction form
    32,067.36/48,085.20 = 18,743.72/x
  3. Step 3: Cross multiply
    32,067.36x = 48,085.20 × 18,743.72
  4. Step 4: Simplify right side
    32,067.36x = 901,295,524.94
  5. Step 5: Solve for x
    x = 901,295,524.94/32,067.36
  6. Step 6: Final answer
    x = 28,106.32

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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.