Home / 17,687.43-24,419.27-11,647.40

Finding the Fourth Proportional to 17,687.43, 24,419.27 and 11,647.40

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Solution

The fourth proportional to 17,687.43, 24,419.27 and 11,647.40 is: 16,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,687.43 : 24,419.27 = 11,647.40 : x
  2. Step 2: Convert to fraction form
    17,687.43/24,419.27 = 11,647.40/x
  3. Step 3: Cross multiply
    17,687.43x = 24,419.27 × 11,647.40
  4. Step 4: Simplify right side
    17,687.43x = 284,420,912.42
  5. Step 5: Solve for x
    x = 284,420,912.42/17,687.43
  6. Step 6: Final answer
    x = 16,080.40

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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.