Home / 16,960.46-23,405.15-9,406.80

Finding the Fourth Proportional to 16,960.46, 23,405.15 and 9,406.80

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Solution

The fourth proportional to 16,960.46, 23,405.15 and 9,406.80 is: 12,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.46 : 23,405.15 = 9,406.80 : x
  2. Step 2: Convert to fraction form
    16,960.46/23,405.15 = 9,406.80/x
  3. Step 3: Cross multiply
    16,960.46x = 23,405.15 × 9,406.80
  4. Step 4: Simplify right side
    16,960.46x = 220,167,588.54
  5. Step 5: Solve for x
    x = 220,167,588.54/16,960.46
  6. Step 6: Final answer
    x = 12,981.23

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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.