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Finding the Fourth Proportional to 17,243.68, 23,781.84 and 10,608.16

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Solution

The fourth proportional to 17,243.68, 23,781.84 and 10,608.16 is: 14,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.68 : 23,781.84 = 10,608.16 : x
  2. Step 2: Convert to fraction form
    17,243.68/23,781.84 = 10,608.16/x
  3. Step 3: Cross multiply
    17,243.68x = 23,781.84 × 10,608.16
  4. Step 4: Simplify right side
    17,243.68x = 252,281,563.81
  5. Step 5: Solve for x
    x = 252,281,563.81/17,243.68
  6. Step 6: Final answer
    x = 14,630.38

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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.