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Finding the Fourth Proportional to 16,760.48, 23,129.48 and 9,308.48

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Solution

The fourth proportional to 16,760.48, 23,129.48 and 9,308.48 is: 12,845.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,760.48 : 23,129.48 = 9,308.48 : x
  2. Step 2: Convert to fraction form
    16,760.48/23,129.48 = 9,308.48/x
  3. Step 3: Cross multiply
    16,760.48x = 23,129.48 × 9,308.48
  4. Step 4: Simplify right side
    16,760.48x = 215,300,301.99
  5. Step 5: Solve for x
    x = 215,300,301.99/16,760.48
  6. Step 6: Final answer
    x = 12,845.71

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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.