Home / 16,982.87-23,429.93-12,517.29

Finding the Fourth Proportional to 16,982.87, 23,429.93 and 12,517.29

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Solution

The fourth proportional to 16,982.87, 23,429.93 and 12,517.29 is: 17,269.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.87 : 23,429.93 = 12,517.29 : x
  2. Step 2: Convert to fraction form
    16,982.87/23,429.93 = 12,517.29/x
  3. Step 3: Cross multiply
    16,982.87x = 23,429.93 × 12,517.29
  4. Step 4: Simplify right side
    16,982.87x = 293,279,165.90
  5. Step 5: Solve for x
    x = 293,279,165.90/16,982.87
  6. Step 6: Final answer
    x = 17,269.12

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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.