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Finding the Fourth Proportional to 16,141.57, 24,190.49 and 8,355.85

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Solution

The fourth proportional to 16,141.57, 24,190.49 and 8,355.85 is: 12,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,141.57 : 24,190.49 = 8,355.85 : x
  2. Step 2: Convert to fraction form
    16,141.57/24,190.49 = 8,355.85/x
  3. Step 3: Cross multiply
    16,141.57x = 24,190.49 × 8,355.85
  4. Step 4: Simplify right side
    16,141.57x = 202,132,064.09
  5. Step 5: Solve for x
    x = 202,132,064.09/16,141.57
  6. Step 6: Final answer
    x = 12,522.45

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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.