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Finding the Fourth Proportional to 32,180, 44,404.80 and 18,030.80

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Solution

The fourth proportional to 32,180, 44,404.80 and 18,030.80 is: 24,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,180 : 44,404.80 = 18,030.80 : x
  2. Step 2: Convert to fraction form
    32,180/44,404.80 = 18,030.80/x
  3. Step 3: Cross multiply
    32,180x = 44,404.80 × 18,030.80
  4. Step 4: Simplify right side
    32,180x = 800,654,067.84
  5. Step 5: Solve for x
    x = 800,654,067.84/32,180
  6. Step 6: Final answer
    x = 24,880.49

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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.