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Finding the Fourth Proportional to 17,361.56, 23,960.43 and 9,809.28

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Solution

The fourth proportional to 17,361.56, 23,960.43 and 9,809.28 is: 13,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.56 : 23,960.43 = 9,809.28 : x
  2. Step 2: Convert to fraction form
    17,361.56/23,960.43 = 9,809.28/x
  3. Step 3: Cross multiply
    17,361.56x = 23,960.43 × 9,809.28
  4. Step 4: Simplify right side
    17,361.56x = 235,034,566.79
  5. Step 5: Solve for x
    x = 235,034,566.79/17,361.56
  6. Step 6: Final answer
    x = 13,537.64

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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.