Home / 16,817.88-23,213.70-9,747.48

Finding the Fourth Proportional to 16,817.88, 23,213.70 and 9,747.48

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Solution

The fourth proportional to 16,817.88, 23,213.70 and 9,747.48 is: 13,454.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.88 : 23,213.70 = 9,747.48 : x
  2. Step 2: Convert to fraction form
    16,817.88/23,213.70 = 9,747.48/x
  3. Step 3: Cross multiply
    16,817.88x = 23,213.70 × 9,747.48
  4. Step 4: Simplify right side
    16,817.88x = 226,275,076.48
  5. Step 5: Solve for x
    x = 226,275,076.48/16,817.88
  6. Step 6: Final answer
    x = 13,454.44

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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.