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Finding the Fourth Proportional to 16,676.68, 23,013.54 and 9,224.68

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Solution

The fourth proportional to 16,676.68, 23,013.54 and 9,224.68 is: 12,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.68 : 23,013.54 = 9,224.68 : x
  2. Step 2: Convert to fraction form
    16,676.68/23,013.54 = 9,224.68/x
  3. Step 3: Cross multiply
    16,676.68x = 23,013.54 × 9,224.68
  4. Step 4: Simplify right side
    16,676.68x = 212,292,542.17
  5. Step 5: Solve for x
    x = 212,292,542.17/16,676.68
  6. Step 6: Final answer
    x = 12,729.90

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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.