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Finding the Fourth Proportional to 17,201.74, 23,739.34 and 9,650.46

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Solution

The fourth proportional to 17,201.74, 23,739.34 and 9,650.46 is: 13,318.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,201.74 : 23,739.34 = 9,650.46 : x
  2. Step 2: Convert to fraction form
    17,201.74/23,739.34 = 9,650.46/x
  3. Step 3: Cross multiply
    17,201.74x = 23,739.34 × 9,650.46
  4. Step 4: Simplify right side
    17,201.74x = 229,095,652.18
  5. Step 5: Solve for x
    x = 229,095,652.18/17,201.74
  6. Step 6: Final answer
    x = 13,318.17

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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.