Home / 16,960.50-25,440.71-11,115.74

Finding the Fourth Proportional to 16,960.50, 25,440.71 and 11,115.74

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Solution

The fourth proportional to 16,960.50, 25,440.71 and 11,115.74 is: 16,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,960.50 : 25,440.71 = 11,115.74 : x
  2. Step 2: Convert to fraction form
    16,960.50/25,440.71 = 11,115.74/x
  3. Step 3: Cross multiply
    16,960.50x = 25,440.71 × 11,115.74
  4. Step 4: Simplify right side
    16,960.50x = 282,792,134.99
  5. Step 5: Solve for x
    x = 282,792,134.99/16,960.50
  6. Step 6: Final answer
    x = 16,673.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.