Home / 17,241.79-23,787.94-9,687.07

Finding the Fourth Proportional to 17,241.79, 23,787.94 and 9,687.07

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Solution

The fourth proportional to 17,241.79, 23,787.94 and 9,687.07 is: 13,364.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,241.79 : 23,787.94 = 9,687.07 : x
  2. Step 2: Convert to fraction form
    17,241.79/23,787.94 = 9,687.07/x
  3. Step 3: Cross multiply
    17,241.79x = 23,787.94 × 9,687.07
  4. Step 4: Simplify right side
    17,241.79x = 230,435,439.94
  5. Step 5: Solve for x
    x = 230,435,439.94/17,241.79
  6. Step 6: Final answer
    x = 13,364.94

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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.