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Finding the Fourth Proportional to 17,238.63, 23,787.63 and 9,683.25

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Solution

The fourth proportional to 17,238.63, 23,787.63 and 9,683.25 is: 13,361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.63 : 23,787.63 = 9,683.25 : x
  2. Step 2: Convert to fraction form
    17,238.63/23,787.63 = 9,683.25/x
  3. Step 3: Cross multiply
    17,238.63x = 23,787.63 × 9,683.25
  4. Step 4: Simplify right side
    17,238.63x = 230,341,568.20
  5. Step 5: Solve for x
    x = 230,341,568.20/17,238.63
  6. Step 6: Final answer
    x = 13,361.94

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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.