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Finding the Fourth Proportional to 16,893.92, 23,313.71 and 9,237.22

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Solution

The fourth proportional to 16,893.92, 23,313.71 and 9,237.22 is: 12,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.92 : 23,313.71 = 9,237.22 : x
  2. Step 2: Convert to fraction form
    16,893.92/23,313.71 = 9,237.22/x
  3. Step 3: Cross multiply
    16,893.92x = 23,313.71 × 9,237.22
  4. Step 4: Simplify right side
    16,893.92x = 215,353,833.09
  5. Step 5: Solve for x
    x = 215,353,833.09/16,893.92
  6. Step 6: Final answer
    x = 12,747.41

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1.5x scale

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.