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Finding the Fourth Proportional to 24,405.80, 36,522.30 and 16,629.80

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Solution

The fourth proportional to 24,405.80, 36,522.30 and 16,629.80 is: 24,885.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,405.80 : 36,522.30 = 16,629.80 : x
  2. Step 2: Convert to fraction form
    24,405.80/36,522.30 = 16,629.80/x
  3. Step 3: Cross multiply
    24,405.80x = 36,522.30 × 16,629.80
  4. Step 4: Simplify right side
    24,405.80x = 607,358,544.54
  5. Step 5: Solve for x
    x = 607,358,544.54/24,405.80
  6. Step 6: Final answer
    x = 24,885.83

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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.