Home / 17,163.90-23,694.30-12,916.62

Finding the Fourth Proportional to 17,163.90, 23,694.30 and 12,916.62

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Solution

The fourth proportional to 17,163.90, 23,694.30 and 12,916.62 is: 17,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.90 : 23,694.30 = 12,916.62 : x
  2. Step 2: Convert to fraction form
    17,163.90/23,694.30 = 12,916.62/x
  3. Step 3: Cross multiply
    17,163.90x = 23,694.30 × 12,916.62
  4. Step 4: Simplify right side
    17,163.90x = 306,050,269.27
  5. Step 5: Solve for x
    x = 306,050,269.27/17,163.90
  6. Step 6: Final answer
    x = 17,831.04

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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.