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Finding the Fourth Proportional to 16,390.44, 24,584.22 and 8,492.58

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Solution

The fourth proportional to 16,390.44, 24,584.22 and 8,492.58 is: 12,738.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.44 : 24,584.22 = 8,492.58 : x
  2. Step 2: Convert to fraction form
    16,390.44/24,584.22 = 8,492.58/x
  3. Step 3: Cross multiply
    16,390.44x = 24,584.22 × 8,492.58
  4. Step 4: Simplify right side
    16,390.44x = 208,783,455.09
  5. Step 5: Solve for x
    x = 208,783,455.09/16,390.44
  6. Step 6: Final answer
    x = 12,738.12

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1.5x scale

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.