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Finding the Fourth Proportional to 32,375.39, 44,662.51 and 21,048.44

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Solution

The fourth proportional to 32,375.39, 44,662.51 and 21,048.44 is: 29,036.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,375.39 : 44,662.51 = 21,048.44 : x
  2. Step 2: Convert to fraction form
    32,375.39/44,662.51 = 21,048.44/x
  3. Step 3: Cross multiply
    32,375.39x = 44,662.51 × 21,048.44
  4. Step 4: Simplify right side
    32,375.39x = 940,076,161.98
  5. Step 5: Solve for x
    x = 940,076,161.98/32,375.39
  6. Step 6: Final answer
    x = 29,036.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.