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Finding the Fourth Proportional to 16,273.43, 24,401.36 and 8,781

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Solution

The fourth proportional to 16,273.43, 24,401.36 and 8,781 is: 13,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,273.43 : 24,401.36 = 8,781 : x
  2. Step 2: Convert to fraction form
    16,273.43/24,401.36 = 8,781/x
  3. Step 3: Cross multiply
    16,273.43x = 24,401.36 × 8,781
  4. Step 4: Simplify right side
    16,273.43x = 214,268,342.16
  5. Step 5: Solve for x
    x = 214,268,342.16/16,273.43
  6. Step 6: Final answer
    x = 13,166.76

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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.